A circular logo is enlarged to fit the lid of a jar. The new diameter is 50 percent larger than the original. By what percentage has the area of the logo increased?

A water tank can be filled by two pipes A and B in 60 minutes and 40 minutes respectively. How many minutes wi...

A can do a piece of work in 4 hours, B and C together can do it in 3 hours , while A and C together can do it...

If a person walks at 14 km/jr omstead pf 10 km /hr , he can cover 20 km more. The actual distance traveled by...

A group of students decided to collect as many paisa from each from each member of a group as is th number of...

A company owns some land and buildings for which the following details are relevant : Cost of land Taka 50,000...

A can do a piece of work in 10 days. While B alone can do it in 15 days. They work together for 5 days and the...