Mr. Free
A boy is 2 years old. His brother is half as old as him. When the first boy is 100, how old will his brother be?
99
Which weighs more: 16 ounces of feathers or a pound of solid gold?
They weigh the same. 16 ounces = 1 pound, no matter what material is being weighed.
You planted sunflower seeds in your garden. Every day, the number of flowers doubles. If it takes 52 days for the flowers to fill the garden, how many days would it take for them to fill half the garden?
51
Multiply all the numbers on the number pad of a phone. What is the total?
Zero (Phone number pads include the numbers 0-9.)
If there are 6 oranges in a basket and you take out 4, how many oranges do you have?
4 (You took 4 oranges, so you have 4 oranges!)
Use the numbers 2, 3, 4, and 5 and the symbols + and = to make a true math equation.
2 + 5 = 3 + 4
Jake bought a pair of shoes and a shirt, which cost a total of $150. The shoes cost $100 more than the shirt. How much was each item?
The shoes cost $125, the shirt $25.
What can you place between 8 and 9 to make the outcome greater than 8 but less than 9?
A decimal (8.9 is greater than 8 but less than 9).
There are 7 kids in the Garcia family, each born 2 years apart. If the eldest Garcia child is 19, how old is the youngest Garcia child?
7
A + B + C = D, and A x B x C = D. What numbers make these two equations true?
A = 1, B = 2, C = 3, and D = 6.
Mr. Lee has 4 daughters. Each of his daughters has 1 brother. How many children does Mr. Lee have?
5 (All of the daughters have the same brother.)
You have two coins that total 30 cents. One of them is not a nickel. What are the two coins?
A quarter and a nickel. (Only ONE of the coins is not a nickel!)
Multiply this number with any other number and you will get the same answer every time. What is the number?
0
Tom was asked to paint numbers outside 100 apartments, which means he will have to paint numbers 1 through 100. How many times will he have to paint the number 8?
20 times (8, 18, 28, 38, 48, 58, 68, 78, 80, 81, 82, 83, 84, 85, 86, 87, 88 [two 8s], 89, 98).
What single digit appears most frequently between and including the numbers 1 and 1,000?
1
Divide 40 by half and add 10. What’s the result?
90. The instruction says to divide by half, not to divide in half. In other words, the equation is 40 ÷ .5 = 80 + 10 = 90.
A store is offering a bat and ball for a total of $1.10. The bat costs $1 more than the ball. How much does each item cost separately?
The ball costs $0.05 and the bat costs $1.05.
What is the next number in this series? 7,645 5,764 4,576 _______.
6,457 (Move the final digit to the beginning each time.)
An old woman dies on her 24th birthday. How can that be?
She was born on February 29, in a leap year, which occurs once every four years. Consequently, 24 x 4 = 96.
A farmer bought a rooster to sell eggs for 1 cent each. The rooster lays five eggs daily. How much will the farmer earn in a week?
Nothing because roosters don’t lay eggs.