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?

In which direction should the missing arrow point?

If it took eight men ten hours to build a wall, how long would it take four men to build it?

Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M

In this image, you can see three almost identical Doraemon images. Can you spot the odd one out from them?

2, 3, 5, 9, 17, _ What is the next number in the sequence?

Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?

The husband and wife were jogging in the morning. To match every two steps of the husband, the wife required three steps. If Both of them start with the here right foot. After how many steps do their left foot be together?

John bought 150 chocolates but he misplaced some of them. His Father asked him how many chocolates were misplaced.
He gave the following answer to him:
If you count in pairs, one remains
If you count in threes, two remain
If you count in fours, three remain
If you count in fives, four remain
If you count in sixes, five remain
If you count in sevens, no chocolate remains.

Can you analyze the statements and tell us how many chocolates were lost?

In a guessing game, five friends had to guess the exact numbers of apples in a covered basket.
Friends guessed 22, 24, 29, 33, and 38, but none of the guesses was correct. The guesses were off by 1, 8, 6, 3, and 8 (in random order).

Can you determine the number of apples in a basket from this information?