A school has raised 75% of the amount it needs for a new building by receiving an average donation of Tk 60 from the people already solicited. The people already solicited represent 60% of the people the college will ask for donations If the college is to raise exactly the amount needed for the new building , how much must the remaining people donate per person? .

At a particular moment, if the angle between the hour hand and the minute hand of a clock is 105 degree, what...

The solid brick shown is made of small square shaped bricks of side 1. when the large brick is disassembled in...

What is the percentage of the value of gold or property a person has to pay when he/she is entitled to pay Zak...

In Muslim Law, a daughter gets what percentage of the parent's property compared to that of a son?

A number consists of 3 digits whose sum is 10. The middle digit is equal to the sum of the other two and the n...

50 men took a dip in a water tank 40m long and 20m broad on a religious day. If the average displacement of wa...