Replace the (?) with the correct mathematical signs to make the expression equal to 59.

18 ? 12 ? 4 ? 5 = 59

John drives to his office at 20km/hr. After reaching the office, he realizes that today is a holiday. He went back at an average speed of 30km/hr. Discounting the time spent in the stoppage what was the average speed of his journey?

You need to arrange three 7 and mathematical symbols to form number 1?

What's a single-digit number with no value?

There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

The product of three consecutive numbers is 7980.
Then the sum of these consecutive numbers would be?

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

What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?

Replace the 'X' with any mathematical symbol to make the expression equal to 111.

18 X 12 X 2 X 3 = 111

A and B have a certain number of chocolates with them. If B gives one chocolate to A, they will have an equal number of chocolates. But if A gives one chocolate to B, then A will be left with half the number of chocolates that B has.

Can you find out the number of chocolates they have right now?