An express train takes 3 seconds to enter the tunnel which is 1 km long.
If it is travelling at 120 km an hour, how long will it take to pass completely through the tunnel?
Can you find the missing number in the third row?
35 20 14
27 12 18
5 2 ?
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?
Place a mathematical symbol between the numerals 5 and 9 in such a way that the resulting number is greater than 5 but smaller than 9.
If in a car race, the man who came two places in front of the last man finished one ahead of the man who came fifth, how many contestants were there?
A newspaper is supposed to have 60 pages.Pages 14 and 21 are missing from the newspaper.
Can you tell me , Which other pages won't be there as well ?
A brand new Mobile Phone was on sale at 20% as a promotional offer. By what per cent must the Mobile price be increased to sell it at the original price again?
A little girl goes to the store and buys one dozen eggs. As she is going home, all but three break. How many eggs are left unbroken?
Can you find a seven digit number which describes itself. The first digit is the number of zeros in the number. The second digit is the number of ones in the number, etc. For example, in the number 21200, there are 2 zeros, 1 one, 2 twos, 0 threes and 0 fours.
In a stable, there are men and horses. In all, there are 22 heads and 72 feet. How many men and how many horses are in the stable
If 21x = 79x, what is the value of x?
In the 1920s, people feared that crossword puzzles would contribute to illiteracy.
