Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

Replace each alphabet with the number (1-9) to make the below equation correct.

AB * C = DE - F = GH / I

A mile-long train is moving at sixty miles an hour when it reaches a mile-long tunnel. How long does it take the entire train to pass through the tunnel?

What is the value of 1/2 of 2/3 of 3/4 of 4/5 of 5/6 of 6/7 of 7/8 of 8/9 of 9/10 of 1000?

How many triangles are there in the picture below?

Can you solve below mathematical equation?

2^1234 - 2^1233

'S' refers to the number of seconds in a day and 'H' refers to the number of hours in ten years. Which quantity out of these two is greater?

Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?

John's five friends Rachel, Jacob, Phoebe, Joey and Chandler live on the same road.

Rachel lives in the house: A, Jacob lives in the house: B, Phoebe lives in the house: C, Joey lives in the house:D, Chandler lives in the house: E

Mathematically
B*C*D = 1260
B + C + D = 2E
2A = E

The road numbers run from 2 to 222.

Can you tell me the house number of each of John's friends?

Using Only Five 5's and any mathematical operator make sum as 37