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## #26 2009-03-14 03:03:30

ganesh
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Registered: 2005-06-28
Posts: 18,124

### Re: Exercise

Two friends started a business in partnership investing \$20,000 and \$25,000 respectively. What would be te difference in their shares of the total profi of \$15,750 earned in one year?

The divergent series are the invention of the devil, and its a shame to base on them any demonstration whatsoever - Neils Henrik Abel.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it - Samuel Johnson.

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## #27 2009-03-14 03:55:46

ganesh
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Registered: 2005-06-28
Posts: 18,124

### Re: Exercise

A train is running at the speed of 132 kilometers per hour. If the length of the train is 110 meters,then how long would it take to cross a railway platform 165 meters long?

The divergent series are the invention of the devil, and its a shame to base on them any demonstration whatsoever - Neils Henrik Abel.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it - Samuel Johnson.

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## #28 2009-03-14 04:06:32

ganesh
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Registered: 2005-06-28
Posts: 18,124

### Re: Exercise

What is the vaue of

?

The divergent series are the invention of the devil, and its a shame to base on them any demonstration whatsoever - Neils Henrik Abel.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it - Samuel Johnson.

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## #29 2009-03-14 04:13:40

ganesh
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Registered: 2005-06-28
Posts: 18,124

### Re: Exercise

There are 30 students in a class. The average age of the first 10 students is 12.5 years. The average age of the remaining 20 students is 13.1 years. What is the average age (in years) of the whole class?

The divergent series are the invention of the devil, and its a shame to base on them any demonstration whatsoever - Neils Henrik Abel.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it - Samuel Johnson.

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## #30 2009-03-14 04:20:30

ganesh
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Registered: 2005-06-28
Posts: 18,124

### Re: Exercise

What is the value of

?

The divergent series are the invention of the devil, and its a shame to base on them any demonstration whatsoever - Neils Henrik Abel.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it - Samuel Johnson.

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## #31 2009-03-14 04:52:28

ganesh
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Registered: 2005-06-28
Posts: 18,124

### Re: Exercise

A wire is looped in the form of a circle of radius 28 centimeters. It is bent to form a square. Find the length ofthe side of the square, use pi=22/7.

The divergent series are the invention of the devil, and its a shame to base on them any demonstration whatsoever - Neils Henrik Abel.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it - Samuel Johnson.

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## #32 2009-03-14 05:11:06

ganesh
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Registered: 2005-06-28
Posts: 18,124

### Re: Exercise

Three partners A, B, and C invest \$36,000, \$45,000, and \$54,000 respectively in a business. Out of the total profit of \$37,500 earned in a year, what is C's share?

The divergent series are the invention of the devil, and its a shame to base on them any demonstration whatsoever - Neils Henrik Abel.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it - Samuel Johnson.

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## #33 2009-03-14 05:22:44

ganesh
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Registered: 2005-06-28
Posts: 18,124

### Re: Exercise

What is the value of

?

The divergent series are the invention of the devil, and its a shame to base on them any demonstration whatsoever - Neils Henrik Abel.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it - Samuel Johnson.

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## #34 2009-03-14 05:48:17

ganesh
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Registered: 2005-06-28
Posts: 18,124

### Re: Exercise

The difference between the circumference and the radius of a circle is 370 centimeters. What is the diameter of the circle?

The divergent series are the invention of the devil, and its a shame to base on them any demonstration whatsoever - Neils Henrik Abel.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it - Samuel Johnson.

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## #35 2009-03-14 05:58:06

ganesh
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Registered: 2005-06-28
Posts: 18,124

### Re: Exercise

In a examination, 65% students passed in English. If the total number of students in the class is 40, how many students did not pass in English?

The divergent series are the invention of the devil, and its a shame to base on them any demonstration whatsoever - Neils Henrik Abel.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it - Samuel Johnson.

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## #36 2009-03-14 06:03:38

ganesh
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Registered: 2005-06-28
Posts: 18,124

### Re: Exercise

X invested 40% of his salary on food, 50% of the remaining on education, and 10% of the remaining on other requirements. He is left with \$540. What is his salary?

The divergent series are the invention of the devil, and its a shame to base on them any demonstration whatsoever - Neils Henrik Abel.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it - Samuel Johnson.

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## #37 2009-03-14 06:19:24

ganesh
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Registered: 2005-06-28
Posts: 18,124

### Re: Exercise

If 20 workers can complete a work in 45 days, how many more workers would be required to complete it in 30 days?

The divergent series are the invention of the devil, and its a shame to base on them any demonstration whatsoever - Neils Henrik Abel.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it - Samuel Johnson.

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## #38 2009-03-14 06:23:54

ganesh
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Registered: 2005-06-28
Posts: 18,124

### Re: Exercise

When 75% of a number is added to 75, then the result is the number again. What is the number?

The divergent series are the invention of the devil, and its a shame to base on them any demonstration whatsoever - Neils Henrik Abel.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it - Samuel Johnson.

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## #39 2009-03-14 06:27:39

ganesh
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Registered: 2005-06-28
Posts: 18,124

### Re: Exercise

A:B = 4:5, B:C = 3:8, what is A:C equal to?

The divergent series are the invention of the devil, and its a shame to base on them any demonstration whatsoever - Neils Henrik Abel.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it - Samuel Johnson.

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## #40 2009-03-14 06:33:47

ganesh
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Registered: 2005-06-28
Posts: 18,124

### Re: Exercise

The population of a town increased from 4000 to 6000. Find the percentage of increase.

The divergent series are the invention of the devil, and its a shame to base on them any demonstration whatsoever - Neils Henrik Abel.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it - Samuel Johnson.

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## #41 2009-03-14 20:20:39

ganesh
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Registered: 2005-06-28
Posts: 18,124

### Re: Exercise

If x - y = 3 and x + 2y = 6 are the diameters of a circle, what are the coordinates of the center of the circle?

The divergent series are the invention of the devil, and its a shame to base on them any demonstration whatsoever - Neils Henrik Abel.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it - Samuel Johnson.

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## #42 2009-03-14 20:34:48

ganesh
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Registered: 2005-06-28
Posts: 18,124

### Re: Exercise

If the points (5,7), (3,a), and (6,6) are collinear, what is the value of a?

The divergent series are the invention of the devil, and its a shame to base on them any demonstration whatsoever - Neils Henrik Abel.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it - Samuel Johnson.

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## #43 2009-03-14 20:47:30

ganesh
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Registered: 2005-06-28
Posts: 18,124

### Re: Exercise

What is the point of intersection of 3x - y = 2 and x + y = 6?

The divergent series are the invention of the devil, and its a shame to base on them any demonstration whatsoever - Neils Henrik Abel.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it - Samuel Johnson.

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## #44 2009-03-14 20:54:06

ganesh
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Registered: 2005-06-28
Posts: 18,124

### Re: Exercise

The slope of the line joining (-6, 13) and (3, a) is

. What is the value of a?

The divergent series are the invention of the devil, and its a shame to base on them any demonstration whatsoever - Neils Henrik Abel.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it - Samuel Johnson.

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## #45 2009-03-15 00:53:48

ganesh
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Registered: 2005-06-28
Posts: 18,124

### Re: Exercise

What is the value of

?

The divergent series are the invention of the devil, and its a shame to base on them any demonstration whatsoever - Neils Henrik Abel.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it - Samuel Johnson.

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## #46 2009-03-15 01:39:26

ganesh
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Registered: 2005-06-28
Posts: 18,124

### Re: Exercise

What is the value of n if

?

The divergent series are the invention of the devil, and its a shame to base on them any demonstration whatsoever - Neils Henrik Abel.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it - Samuel Johnson.

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## #47 2009-03-15 01:51:04

ganesh
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Registered: 2005-06-28
Posts: 18,124

### Re: Exercise

What is the value of a if

?

The divergent series are the invention of the devil, and its a shame to base on them any demonstration whatsoever - Neils Henrik Abel.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it - Samuel Johnson.

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## #48 2009-03-15 02:06:15

ganesh
Moderator
Registered: 2005-06-28
Posts: 18,124

### Re: Exercise

What is the value of n if

?

The divergent series are the invention of the devil, and its a shame to base on them any demonstration whatsoever - Neils Henrik Abel.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it - Samuel Johnson.

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## #49 2009-03-15 02:18:32

ganesh
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Registered: 2005-06-28
Posts: 18,124

### Re: Exercise

What is the value of m if

?

The divergent series are the invention of the devil, and its a shame to base on them any demonstration whatsoever - Neils Henrik Abel.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it - Samuel Johnson.

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## #50 2009-03-15 02:28:14

ganesh
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Registered: 2005-06-28
Posts: 18,124

### Re: Exercise

What is

equal to?

The divergent series are the invention of the devil, and its a shame to base on them any demonstration whatsoever - Neils Henrik Abel.
Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it - Samuel Johnson.

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