The solid brick shown is made of small square shaped bricks of side 1. when the large brick is disassembled into its component small bricks. the total surface area of all the small bricks is how much greater than the surface area of the large brick?

A jar contains 4 red toothpicks , 10 blue toothpicks and 6 yellow toothpicks. If three toothpicks are removed...

A survey of City A found an average of 3.2 people per household and an average of 1.2 DVD players per househol...

Rafia ran from her house to school at an average speed of 6 miles per hour and returned along the same route a...

Afia can do her term paper in 15 days which takes Babul 20 days to finish . What is the fraction of work left...

3 , 12, 30,. 39 are the first five terms of a sequence . Each term after the first is obtained by adding 9 to...

At a party, everyone shook hands with everybody else. If there were 66 handshakes, how many people were at the...