A and B started a partnership business investing some amount in the ratio of 3 : 5. C joined them after six months with an amount equal to that of B. In what proportion should the profit at the end of one year be distributed among A, B and C?

If 17 labourers can dig a ditch 26 m long in 18 days, working 8 hours a day; how many more labourer working 9...

What is the sum of the squares of the digits from 1 to 9?

A merchant has 1000 kg of sugar, part of which he sells at 8% profit and the rest at 18% profit. He gains 14%...

How many rotations will the hour hand of a clock complete in 72 hours?

A car is driven at the speed of 100 km/hr and stops for 10 minutes at the end of every 150 km. To cover a dist...

The number 89715938* is divisible by 4. The unknown non-zero digit marked as* will be