Math Riddles #1

First Name

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Last Name

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1.) How many triangles can you count in this picture? (Write the number only, no labels)

2.) When Lisa was 6 years old, her sister was half her age. If Lisa is 40 years old today, how old is her sister?

3.) Which of the 4 figures below would go into the empty box?

• 1

• 2

• 3

• 4

4.) Supposed you got a 30 day job. You made 1 cent the first day, 2 cents the second, 4 cents the third day and so on, doubling your money each day. How much money would you make on the 30th day?

5.) How many 4 letter words on a license plate can you make with the letters M, A, T, H. You must use each letter each time. (On a license plate words don't have to be real, for example you could have HTAM) (Write the number only, no labels.)

6.) What is the number of the parking spot that the car is parked in? (Write the number only, no labels.)

7.) What is the missing number in the diagram?

8.) A math teacher drove by a playground and noticed it was full of kids and dogs. The teacher noticed there was 40 head and 100 feet. How many kids were at the playground? (Write the number only, no labels.)