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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 31,715

Hi,

#4845. When a student weighing 46 kilograms left a class, the average weight of the remaing 59 students increased by 300 grams. What is the average weight of the remaining 59 students?

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
- Posts: 31,715

Hi,

#4846. If x:y = 3:2, and y:z = 6:5, then find x:y:z.

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
- Posts: 31,715

Hi,

#4847. If a:b = 1:2 and b:c = 3:4, find a:c.

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
- Posts: 31,715

Hi,

#4848. If x:y = 1:2, y:z = 3:4, z:w = 5:6, w:t = 7:8, then find x:t.

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

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 31,715

Hi,

4849. X:Y:Z = 2:3:4, find

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

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 31,715

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#4850. If A = 2B = 3C, find A:B:C.

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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Hi,

#4851. Find A : B : C if

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**ganesh****Administrator**- Registered: 2005-06-28
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#4852. If A = 2B and 3B = 4C, find A : C.

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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#4853. If 2 : y = 4 : 3, find y.

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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#4854. If x:y = 3:4, then find (7x - 4y):(3x + y).

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

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**Denominator****Member**- Registered: 2009-11-23
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Hello,

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

Neat work!

#4855. If 10% of x = 30% of y, find x : y.

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

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**Denominator****Member**- Registered: 2009-11-23
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Hello,

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

The solution #4855 is correct. Good work!

#4856. If a:b = 3:1, find

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

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 31,715

Hi,

#4857. If

find a : b.Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 31,715

Hi,

#4858. If a : 4 = b : 3, find (a + 4) : (b + 3).

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

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 31,715

Hi,

#4859. If 2a = 3b = 6c, then find (a + b + c)/a.

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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Hi,

#4860. If a : b = c : d = e : f = 1 : 2, then find (3a + 5c + 7e) : (3b + 5d + 7f).

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

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**Denominator****Member**- Registered: 2009-11-23
- Posts: 184

Hello,

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 31,715

Hi,

Neat work!

#4861. If x : y = 3 : 4 and y : z = 3 : 4, find the value of

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

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 31,715

Hi,

#4862. If (x + y) : (y + z) : (z + x) = 5 : 7 : 8 and x + y + z = 10, what is the value of z?

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

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 31,715

Hi,

#4863. If (a + b) : (b + c) : (c + a) = 1 : 2 : 3 and a + b + c = 12, find the value of c.

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

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 31,715

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#4864. If the ratio of x to y is 25 times the ratio of y to x, what is the ratio of x to y?

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

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**ganesh****Administrator**- Registered: 2005-06-28
- Posts: 31,715

Hi,

#4865. If 760 is divided into four parts which are in the ratio 3 : 4 : 5 : 7. Find the difference between the largest and the smallest part.

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

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**Denominator****Member**- Registered: 2009-11-23
- Posts: 184

Hello,

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