Q&Answers: Math/Chemistry/Physics Problems + Solutions

If you are given $5, and the amount doubles every day, how much money will you have after 4 days?

The difference b/w the compound interest payble half yearly and the simple interest on a certain sum lent out at 10% p.a for 1 year is Rs 25.

How many different subsets of the set {0, 1, 2, 3, 4} do not contain 0?

What number should replace the question mark?

An accurate clock shows 8 o'clock in the morning.

One root of the quadratic equation x2 - 12x + a = 0, is thrice the other.

If 12/x is an integer and 3/x is an integer, which of the following must be true?

You have a six-sided cube and six cans of paint, each a different color.

6 dogs and 8 cats do a work in 12 days, while 5 dogs and 8 cats finish it in 16days, 4dogs and 8 cats will finish it in.

If w, x, and y are consecutive odd positive integers and w < x < y, which of the following could be equal to y - w - x ?

list of salaries of 8 employees are listed below.

The distance traveled by train in one year approximately 50,000,000 miles.The distance traveled by Train in 25 years?

Rahul's shop runs a sale on goldfish and platys.

A sum of money place at compound interest doubles itself in 6 years.

lets say that the average (arithmetic mean) of seven numbers is 12.2

There are 680 students in a school.

A sun is divided among X, Y and Z in such a way that for each rupee X gets, Y gets 45 paisa and Z gets 50 paisa.

Two trains of length 100 meters and 200 meters are 660 meters apart.

How many integers between 324,805 and 458,705 have tens digit 2 and units digit 3?

A certain list consists of 21 different numbers.

A no. when divided by the sum of 555 and 445 gives 2times their difference as quotient & 20 as remainder.

Two pipes A and B can fill a tank in 10hour and 15 hours respectively.

On the independence day, bananas were be equally distributed among the children in a school so that each child would get two bananas.

The speed at which a woman can row a boat in still water is 300 kmph.