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Start learning 50% faster. Sign in nowLet total amount of work be 550 units Efficiency of ‘A’ = 550/22 = 25 units/day Efficiency of ‘B’ = 550/25 = 22 units/day Amount of work done by ‘A’ and ‘B’ together in 6 days = (25 + 22) × 6 = 282 units Time taken by B to complete remaining work = (550 – 282)/22 = 134/11 days
Find the number that needs to be subtracted from 85 and 55 such that their ratio becomes 6:3.
'N' is the largest three-digit number that leaves 2 as a remainder when divided by 9, 12 and 5, Find the sum of digits of 'N'.
In a division sum, the divisor is 12 times the quotient and also 5 times of the remainder. If the remainder is 48, then the dividend is:
If the product of three consecutive natural numbers is 17160, find the sum of the three numbers.
The sum of three consecutive natural numbers each divisible by 5, is 255. The largest among them is:
In a question of division, if dividend is 21 times of remainder and quotient is 1/2 of divisor, if remainder is least multiple of 2 and 5 both then find...
