UIL Mathematics 6-8

Calculate:

• 1

• -60

• 3 3/4

• 60

• 0

If the number 150 is increased by 40%, and if that result is decreased by 40% what is the final result?

• 150

• 126

• 0

• 45

• None of these

What is the perimeter of a regular octagon if each of its sides is two centimeters (cm) in lenght?

• 12 cm

• 4 cm

• 16 cm

• 6 cm

How many odd numbers are there between 20 and 100?

• 40

• 36

• 41

• 38

• 39

• 15

• 8

• 16

• 6

• 10

If you have five pairs of pants, three pairs of shoes, and five shirts of different colors, how many different outfits will you have available if every outfit must include pants, shoes, and a shirt?

• 13

• 26

• 52

• 75

• 85

Rick is twice as old as Zach, but Zach is three times as old as Mary was three years ago. If Mary is eight years old, how old is Rick?

• 15 yrs.

• 18 yrs.

• 24 yrs.

• 25 yrs.

• 30 yrs.

Three positive integers are in the ratio 1:3:4 and have a sum of 72. What is the smallest of the three integers?

• 6

• 9

• 18

• 27

• 36

Steve and Billy are balanced at opposite ends of a seesaw. Steve weighs 220 pounds and is 9 feet from the fulcrum. If Billy is 10 feet from the fulcrum, how many pounds (lbs) does Billy weigh?

• 229 lbs

• 224 lbs

• 198 lbs

• 189 lbs

• 175 lbs

0 + -2 + -4 + -6 + ... + -18 + -20 = ?

• -441

• -210

• -110

• -105

• -95