Unit MTH1W Test Final

1. In Lucy’s class there are 12 boys and 18 girls. Write the ratio of girls:boys in its simplest form.

• 12:30

• 3:2

• 18:12

• 2:3

The power rule for exponents you....

• divide

• multiply

• subtract

• add

Which is the better deal?
Oreos
$2.98 for 15 oz
OR
Chips Ahoy
$2.50 for 14 oz

• Oreos
• Chips Ahoy

A T-shirt costs $50. You get 10% off in the sales. How much do you pay for the T-shirt ?

• $55

• $10

• $5

• $45

In a class of 30 children.60% are girls.How many girls are in the class?

• 12

• 19

• 18

• 9

• 100

• 2 + 3

• -17

• 17 x 32

Every element of set A is an element of set B then A is called __________of B

• Subset

• Null set

• Infinite set

• Superset

• Proper subset

• Improper subset

• Null set

• infinite set