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Ratio & Proportion || 05.07.2021

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Question 1

Find two numbers such that their mean proportion is 12 and third proportion is 768.

Question 2

If the ratio of Income of A, B and C is 5:7:9 and their saving ratio is 3:4:5 and ratio of A’s income to A’s savings is 9:5. Find the ratio of total income of A, B & C’s income to total savings of all three.

Question 3

In an MBA selection process, the ratio of selected to unselected was 11:2. If 40 less had applied and 20 less selected, the ratio of selected to unselected would have been 10:1. How many candidates had applied for the process?

Question 4

There are two buckets, smaller bucket can hold only 3/5th of the water as compared to the larger bucket. If 6,000 buckets of larger capacity are needed to fill a pond. Then how many smaller capacity buckets are needed to fill the same pond?

Question 5

The ratio of number of cans of orange, pineapple and mixed fruit juices kept in a store is 8 : 9 : 15. If the store sells 25%, 33.33% and 20% of orange, pineapple and mixed fruit juices cans respectively, then what is the ratio of number of cans of these juices in the remaining stock?

Question 6

The cost of a diamond varies directly as the square of its weight, once this diamond broke into 4 pieces with weight of the four pieces in ratio of 1 : 2 : 3 : 4. If the pieces were sold, the dealer would get Rs. 70,000 less than the amount he would have received if he had sold the original diamond. Find the original price (in Rs.) of the diamond.

Question 7

A bag has Rs.43 in the form of 5 rupees, 50 paise and 10 paise coins in the ratio of 1:5:11. What is the total number of 50 paise coins?

Question 8

A student obtained equal marks in Mathematics and Physics. The ratio of marks in Physics and Chemistry is 2:3 and the ratio of marks in Mathematics and English is 1:2. If he has scored an aggregate of 66% marks. The maximum marks in each subject is same. In how many subjects he scored 72% and above marks.

Question 9

In a city there are 20% of male population is equal to 35% of female population 40% of males are married and 70% of them have children. 60% of females are married and 75% of them have children then what is the respective ratio of males to females who haven’t a children?

Question 10

Rs. 5040 is divided among 5 men, 4 women and 3 boys. The ratio of share of a man, a woman and a boy is 7:4:3. What is the share of a woman in rupees?
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