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**ganesh****Administrator**- Registered: 2005-06-28
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Hi,

.

Very good attempt, Monox D. I-Fly!

#4450. The ratio of the present ages of Smith and Tony is 4 : 5. Six years hence, the ratio of their ages will be 6 : 7. What is the difference of their ages?

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
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#4451. 75% of a number is equal to three seventh of another number. What is the ratio of the first number and the second number?

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
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#4452. A sum of money is divided among A, B, C, and D in the ratio 3 : 5 : 9 : 13 respectively. If the share of C is $2412 more than the shared of A, what is the total amount B and D together have?

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**Monox D. I-Fly****Member**- From: Indonesia
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Actually I never watch Star Wars and not interested in it anyway, but I choose a Yoda card as my avatar in honor of our great friend bobbym who has passed away.

May his adventurous soul rest in peace at heaven.

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**ganesh****Administrator**- Registered: 2005-06-28
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Hi,

The Solution #4452 is correct. Excellent, Monox D. I-Fly!

#4453. At present, Karl is twice Samuel's age. Eight years hence, the respective ratio of Karl's and Samuel's ages then will be 22 : 13. What is Karl's present age?

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
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#4454. Evaluate:

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**ganesh****Administrator**- Registered: 2005-06-28
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.

#4455. Evaluate:

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**ganesh****Administrator**- Registered: 2005-06-28
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#4456. Evaluate:

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**Monox D. I-Fly****Member**- From: Indonesia
- Registered: 2015-12-02
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Actually I never watch Star Wars and not interested in it anyway, but I choose a Yoda card as my avatar in honor of our great friend bobbym who has passed away.

May his adventurous soul rest in peace at heaven.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 30,597

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.

Very good attempt, Monox D. I-Fly! The answer is very close to the value you have arrived at!

#4457. Find the value of z.

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**Monox D. I-Fly****Member**- From: Indonesia
- Registered: 2015-12-02
- Posts: 2,000

Actually I never watch Star Wars and not interested in it anyway, but I choose a Yoda card as my avatar in honor of our great friend bobbym who has passed away.

May his adventurous soul rest in peace at heaven.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 30,597

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.

The solution #4457 is correct. Excellent, Monox D. I-Fly!

#4458. Nancy invests Rupees 89856, which is 26% of her annual income, in mutual funds. What is her monthly income?

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
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#4459. A merchant bought some goods worth $6000 and sold half of them at 12% profit. At what profit percent should he sell the remaining goods to make an overall profit of 18%?

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**ganesh****Administrator**- Registered: 2005-06-28
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#4460. The total number of boys in a school is 15% more than the total number of girls in the school. What is the ratio of the total number of boys and total number of girls in the school?

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**ganesh****Administrator**- Registered: 2005-06-28
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#4461. Find the average of first 20 multiples of 7.

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**ganesh****Administrator**- Registered: 2005-06-28
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#4462. The average of four consecutive numbers A, B, C, and D respectively is 56.5. What is the product of A and C?

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**ganesh****Administrator**- Registered: 2005-06-28
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#4463. The average weight of 15 girls was recorded as 54 kilograms. If the weight of the teacher was added, the average increased by 2 kilograms. What was the teacher's weight?

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**ganesh****Administrator**- Registered: 2005-06-28
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#4464. The average of five numbers is 61. The average of first and third is 69 and the average of second and fourth is 69, what is the fifth number?

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**ganesh****Administrator**- Registered: 2005-06-28
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#4465. The average of five positive numbers is 308. The average of the first two numbers is 482.5 and the average oflast two numbers is 258.5. What is the third number?

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**ganesh****Administrator**- Registered: 2005-06-28
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#4466. 80% of a number is equal to three-fifth of another number. What is the ratio of the first and second number respectively?

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
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4467. Four seventh of a number is equal to 40% of another number. What is the ratio the first number and second number respectively?

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
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#4468. 52% students from a college participated in a survey. What is the respective ratio of the number of students who did not participate in the survey and who participated?

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**ganesh****Administrator**- Registered: 2005-06-28
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#4469. The ratio of ducks and frogs in a pond is 37 : 39 respectively. The average number of ducks and frogs in the pond is 152. What is the number of frogs in the pond?

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
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#4470. The ratio of the ages of two boys is 5 : 6. After two years, the ratio will be 7 : 8. Find the ratio of their ages after 12 years.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**Monox D. I-Fly****Member**- From: Indonesia
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May his adventurous soul rest in peace at heaven.

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