Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

Using mathematical symbols like +, -, and x in order to make the equations correct. Replace # with the above-given symbols.

9 # 8 # 7 # 6 # 5 # 4 = 91

Find three whole, positive numbers that have the same answer when multiplied together as when added together.

A girl has as many brothers as sisters, but each brother has only half as many brothers as sisters. How many brothers and sisters are there in the family?

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?

In a basket of apples,
when counted in twos, there was one extra
when counted in threes, there were two extra when counted in fours, there were three extra
when counted in fives, there were four extra
when counted in sixes, there was five extra.

However, if the apples were counted in sevens, no extra apple was left. Can you calculate the minimum number of apples that were present in the basket?

Rectify the following equality 101 - 102 = 1 by moving just one digit.

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

Can you find the number?

Which three-digit number, made of consecutive digits, like 567, is 2 less than a cube and 2 more than a square?

How do you go from 98 to 720 using just one letter?