Proportion

IMPORTANT

Proportion: Overview

This topic covers concepts, such as, Proportions in Real Life Situations, Symbol to Represent Proportions, Graphical Implication of Proportion & Equation Implication of Proportion etc.

Important Questions on Proportion

MEDIUM
IMPORTANT

The ratio of successful and unsuccessful examinees in an examination in a school is 6 : 1. The ratio would have been 9 : 1, if 6 more examinees had been successful. What is the total number of examinees?

MEDIUM
IMPORTANT

The monthly incomes of A and B are in the ratio 4 : 3. Each of them saves 600. If the ratio of their expenditure is 3 : 2, then what is the monthly income of A?

MEDIUM
IMPORTANT

The height of Rakesh is in the same proportion as the square root of his age. What will be the height of Rakesh after 7 years, if he is 4 ft tall at the age of 9 years?

EASY
IMPORTANT

A juice centre requires 35 dozen guavas for 28 days. How many dozen guavas will it require for 36 days?

MEDIUM
IMPORTANT

A sum of 671 is divided among A, B, C such that if there shares be increased by 3, 7 and 9 respectively. The resulting share shall be in the ratio 1:2:3, Find the share of B.

MEDIUM
IMPORTANT

The average age of a woman and her daughter is 19 years. The ratio of their ages is 16:3. What is the age of the daughter?

EASY
IMPORTANT

If 12=48, what type of proportion it depicts?

MEDIUM
IMPORTANT

A shopkeeper mixes two varieties of rice A and B in the ratio 1:2 respectively. Rice A costs 40 per kg and rice B costs 50 per kg. He sold the mixture for 4500 and made a profit of 25%. What is the quantity of rice B in the mixture?

MEDIUM
IMPORTANT

Deer and Ostrich are in the same cell in a zoo. The total number of heads is 320 and the total number of legs is 900. Find the ratio of the total number of ostrich to the total number of deer.

MEDIUM
IMPORTANT

The ratio of mixture of two type of rice A and B is 4:5. 25 kg of type A rice added in the mixture. The ratio of Type A rice to the type B ratio becomes 5:4. Find the initial amount of mixture.

EASY
IMPORTANT

There are two types of rice mixed in a rice bag. The bag contains 4 kg of type A rice and amount of type B rice is 8 kg more than type A rice. Find the ratio of type A rice to type B rice.

MEDIUM
IMPORTANT

A bag contains some red and blue balls. The total number of blue balls is 75% more than the total number of red balls. If the total number of balls in the bag is 110. Then find the ratio of the total number of red balls to the total number of blue balls in the bag.

EASY
IMPORTANT

A solution is a mixture of A and B. If the quantity of A is 20 litres, then what quantity of B should be added to the solution to make the ratio of A to B 1:3 .

EASY
IMPORTANT

If a2+b2c2+d2=abcd, then find the value of a+ba-b in terms of c and d only.

HARD
IMPORTANT

A certain amount of money is distributed between Ajay and Vijay in a ratio of 3 : 5 . If the share of Ajay is  30 less than the money distributed to Ajay, then find the sum of money distributed :

HARD
IMPORTANT

If (2.5x+1)-42x = 12 , the value of x is _____ :

EASY
IMPORTANT

What is the correct symbol of proportion?

HARD
IMPORTANT

If 2×x+4-2y4y= -15 and x+2-3y3y = -13 , then find the value of x and y :

HARD
IMPORTANT

If v(2x-y)3wy+v3w = 1, then :

MEDIUM
IMPORTANT

The sum of four number A, BC and D is 474. If A :B = 1 : 2B : C = 3 : 4 and C : D=6 : 7, then find the value of D.