If I ∶ m = 2 ∶ 7, m ∶ n = 3 ∶ 4 and n ∶ k = 14 ∶ 5, then I ∶ m ∶ n ∶ k is:

Two numbers P and Q are such that the sum of 8% of P and 4% of Q is two-thirds of the sum of 5% of P and 7% of Q. Find the ratio P : Q.

a:b = 5:8 and b:c = 2:6. if a = 25, then find the value of c.

If p : q : r = 2 : 5 : 3 and r : s = 6 : 5, then what is the value of p : q : r : s?

If 70% of (x - y) = 20% of (x + y), then what percent of x is y?

Two positive numbers are in the ratio 7 : 4. If the difference between their squares is 297, then the sum of the two numbers is:

The sum of three numbers A, B, and C is 1005. The ratio of A : B is 3 : 5 and B : C is 4 : 7. Find the value of A and C together.

The compound ratio of 3 : 4 and 6 : 7 is 36 : x. Find x.

A is 5 percent more than B and B is 10 percent more than C, then by what percentage is A more than C.

 If x : y = 1 : 2, find the value of (2x + 4y) : (x + 4y).

Three numbers are in the ratio 19 : 21 : 23. If the difference between thrice the third number and the sum of the first and second numbers is 841. Find the difference between the first and third numbers?

If A : B = 17 : 7 & B : C = 7 : 17, find A : C.

If \(\frac{1}{M}\) : \(\frac{1}{N}\) : \(\frac{1}{O}\) = 3 : 4 : 5, then M : N : O is equal to:

If \(\frac{x}{4y}\) = \(\frac{3}{4}\), then the value of \(\frac{2x + 3y}{x - 2y}\) is:

Two numbers are, respectively, 30% and 40% more than the third number. The ratio of the second number to the first number is:

If a : b = 18 : 17 and b : c = 19 : 21 then, find the ratio of a : c : b.

If A = \({1\over4}\)B , B = \({1\over3}\)C and, C = \(1\over2\)D then, find C : D : A : B.

There are three numbers. If the ratio of the first to the second number is 2 : 7 and that of the second to the third number is 5 : 8, then the ratio of the first to the third number is:

If a, b and c are positive numbers such that (a² + b²): (b² + c²): (c² + a²) = 34 : 61 : 45, then a : b : c = ?

How much should we add to each of 7 and 9 so that the ratio of the two numbers thus formed is 13: 14.

If the numerator of a fraction is decreased by 80% and the denominator of the fraction is decreased by 60%, then the resultant fraction is \(\frac{5}{6}\), What is the original fraction?

If 45% of Ram’s money is added to 50% of Soham’s money, then the total amount will be 86% of Soham’s money. What percentage of Ram’s money did Soham have?

The ratio of two numbers is 5 : 8, when the smaller number is increased by 28% and larger number is decreased by 40%, this ratio becomes:

If the sum of 30% of A and 40% of B, is two-third of the sum of 60% of A and 40% of B, then what is the ratio of A and B?

The numerator of a fraction is increased by 88% and the denominator is increased by 55%. The value of the fraction becomes 1504/775. What is the original fraction?

The Sum of 25% percent of A and 20% of B is equal to 8% of the number C. Also, the sum of 15% of A and 30% of B is equal to 7.5% of C. Find the difference between A and B. (Given C = 4000)

An interval of 2 hours 25 minutes is wrongly estimated by 2 hours 30.5 minutes. The error percentage is:

If (9g + 2h) : (9g - 2h) = 9 : 2, then what is the value of g : h?

If A : B = 3 : 7 and B : C = 2 : 5, find A : B : C.

If a ∶ b = 2 ∶ 3 and b ∶ c = 6 ∶ 8, then find a ∶ b ∶ c.

There are three numbers, P, Q, and R. 30% of P is equal to 15% of Q. 20% of Q is equal to 10% of R. By what percentage is R more than P?

Find three numbers in the ratio of 6 : 4 : 10 such that the sum of their squares is equal to 3800.

What should be added to each term of the ratio 5 : 11 so that the ratio becomes 3 : 5?

A quantity \(\frac{4}{5}\) is changed to \(\frac{5}{6}\). How much percentage change is given to the quantity?

The ratio of two numbers x and y is 4 : 7. If 6 is added to x and 7 is subtracted from y, then their ratio becomes 3 ∶ 4. What is the difference between x and y?

The sum of the two numbers is 98. The difference between the two numbers is 28. Find one of the two numbers.

The sum of the two numbers is 76. Three times the larger number is 46 more than four times the smaller one. Find the two numbers.

By how much 70% of 120 is greater than 40% of 80.

Two numbers are, respectively, 10% and 25% more than the third number. The ratio of the two numbers is:

27 percent of a number exceeds 13 percent of the same number by 56. What is the value of the number?

By how much 70% of 120 is greater than 40% of 80.

If A : B : C = 8 : 14 : 13 & the difference between A and C is 22.75. Find the value of B.

If the ratio of two numbers a and b is 3 : 5, such that a, b > 0, find the value of \(|{(a + b)\over(a-b)}| \).

If 30% of the number A is 55% of B, it is given that A + B = 51. Find the value of A/3 + B².

If the sum of 30% of A and 40% of B, is two-third of the sum of 60% of A and 40% of B, then what is the ratio of A and B?

If a/b is a fraction, where a = b - 3 and (a + 10)/b - a/b = 10/7 , then find a/b.

The ratio of a : b is 5 : 3. If 4 is added to both of them the ratio becomes 7 : 5. What is the original value of a, and b?

If a : b = 18 : 17 and b : c = 19 : 21 then, find the ratio of a : c : b.

If 3/4 of A = 5/6 of B = 4/3 of C = 5/4 of D. Then B is what percent more than C?

A student multiplies a number by 6/5 instead of 5/6. What is the percentage error in the result?