Two cubes each of edge 8 centimetre are joined to form a single cuboid. What is the surface area of the cuboid ?

The radius of a sphere is increased by 10%. What will be the percentage increase in its surface area ?

Gurmit can row a certain distance downstream in 5 hours and retum the same distance in 12 hours. If the stream flows at the rate of 4 km per hour, find the speed of Gurmit in still water.

A person, if he walks at the speed of 12 km/h, reaches his office 20 minutes late. Whe» he takes an autorickshaw which covers 120 km in 2 —hours, he 2 reaches his office 265 minutes earlier. Find the distance between his house and his office.

The wages of 16 women amount to Rs 1200 in 15 days. How many men must work for 12 days to receive Rs 3600, the daily wages of a man being double those of a woman ?

If 5 men and 3 boys can reap 23 hectares in 4 days and if 3 men and 2 boys can reap 7 hectares in 2 days, how many boys must assist 7 men in order to reap 45 hectares in 6 days ?

Ram sold an article for Rs 3480 and earned a profit of 16%. At what price should it have been sold so as to earna profit of.32.5% ?

Suman started a business investing Rs 40,000. After 6 monthsAbhinavjoined herwith Rs 25,000. After another six months Swati also joined them with Rs 16,000. The profit earned after 2 years from when Suman started the business should be distributed among Suman, Abhinav and Swati in what ratio ?

A 60-cm-wide path is to be made around a circular garden having a diameter of 12 metres. Approximately what is the area of the path ?

Four-fifths of a number equal to 65% of another number. What is the ratio of the first number to the second ?