How many
Math
Solar system
10

How many legs does a spider have?

8 legs

10

what is 7 x 4

28

10

How many miles is the moon from earth? (between 220 thousand miles and 260)

238,900 miles

20

How many noses does a slug have

4 noses

20

What is 30 / 6

5

30

How many teeth does a slug have

3,000 teeth 

30

what is 15 x 3? (in your mind)

45

40

How many bones are in a human skeleton

206 bones


40

What is 9 x 3 + 5 x 6 + 8? (In your mind)

65

50

How many people are there in the US (it's between 320 million and 340 million people)

331 million people 

50

what is  3 x 3 + (3 x 8) + 2 (In your mind)

35