90 men can complete a work in 32 days. Eight days after they started working, 72 more men joined them. How many days will they now complete the remaining work ?
From: M1D1/W2 = M2D2/W1 90 × 32 = (90 × 8) + (90 + 72) × D2 D2 = 3 days (approx.)
Present ages of P and Q are in the ratio 2:7 respectively. If Q’s age, 15 years hence from now will be 6 times of P’s age, 5 years ago from now, the...
A is 2 years older than B while C is 3 years younger than B. The ratio of age of A, 6 years hence and age of B, 5 years ago is 5:4. What was age of C, 1...
In a family a couple has a son and a daughter. The age of the father is four times that of his son and age of her daughter is half of her mother. The wi...
The ratio of age of A and his son is 5:1. If the difference of their ages 6 years ago is 24, then find the sum of the ages of A and his son together 11 ...
The ages of A, B and C together are 40 years. B is thrice as old as A and C is 5 years older than A. What is the difference between ages of B and C?
The ages of A, B and C together are 42 years. B is twice as old as A and C is 2 years older than A. What is the difference between ages of B and C?
Present ages of P and Q are in the ratio 3:5 respectively. If Q’s age, 16 years hence from now will be 6 times of P’s age, 6 years ago from now, the...
The ratio of age of ‘B’ after 6 years from now and age of ‘C’ 4 years ago from now is 7:4, respectively. The present age of ‘C’ is 40% of th...
B is 5 years older than A and A is 8 years older than C. If the sum of the age of A and C is 24 years, then find the sum of the ages of all three.
Five years ago, Bhuvan's age was half of Amisha's present age. If Bhuvan's current age is 20% less than Amisha's age, determine Amisha's present age.
