The ratio of Rohan’s age 4 years ago and Rahul’s age after 4 years is 1 : 1. If at present, the ratio of their ages is 5 : 3, then find the ratio between Rohan’s age 4 years hence and Rahul’s age 4 years ago

A. 1 : 3

B. 3 : 1

C. 4 : 3

D. 3 : 4

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Sharad is 60 years old and Santosh is 80 years ol4⃣ How many years ago was the ratio of their ages 4 : 6

A. 10 years

B. 15 years

C. 20 years

D. How many years ago was the ratio of their ages 4 : 6? 1⃣ 10 years 2⃣ 15 years 3⃣ 20 years

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Age of mother 10 years ago was 3 times the age of her son. After 10 years, mother’s age will be twice that of his son. Find the ratio of their present ages

A. 11 : 7

B. 9 : 5

C. 7 : 4

D. 7 : 3

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One year ago, ratio of Harry and Peter age’s was 5 : 6 respectively. After 4 years, this ratio becomes 6 : 7. How old is Peter

A. 25 years

B. 26 years

C. 31 years

D. 35 years

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Rahul is 15 years elder than Rohan. If 5 years ago, Rahul was 3 times as old as Rohan, then find Rahul's present age

A. 32.5 years

B. 27.5 years

C. 25 years

D. 24.9 years

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What is John’s present age, if after 10 years his age will be 5 times his age 5 years back

A. 6.2 years

B. 7.7 years

C. 8.7 years

D. 10 years

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The average of four consecutive even numbers is 27. Find the largest of these numbers

A. 28

B. 30

C. 32

D. 34

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The average of 15 numbers is 15. If the average of first five numbers is 14 and that of other 9 numbers is 16, then find the middle number

A. 12

B. 11

C. 10

D. 9

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The average of 11 numbers is 30. If the average of first six numbers is 17.5 and that of last six is 42.5, then what is the sixth number

A. 30

B. 36

C. 45

D. 47

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Find the average of all numbers between 5 and 49 which are divisible by 5

A. 20

B. 25

C. 30

D. 35

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