Pre-algebra –Third Nine-Weeks
1. The bill for lunch is $23.62. The tip is 20%. What is the total cost for the meal?
A $4.72
B $23.62
C $28.34
D $18.90
2. How much is the discount on a book which is regularly $20.87 but is currently on sale for
25% off the original price?
A $20.87
B $5.22
C $15.65
D $26.09
3. Given a number cube and a set of cards numbered from 1-8, what is the probability of
getting two prime numbers?
A
B
C
D
4. A bag contains 6 red, 5 green, 2 blue, and 3 white gumballs. What is the probability of
pulling a red and then a blue gumball out of the bag, without replacement?
A
B
C
D
5. Carlos started with a balance of $562.31 in his checking account. After a debit of $123.79, a
deposit of $320.65, and a withdrawal of $40.00, what is his new balance?
A $562.31
B $405.49
C $966.75
D $719.31
6. If $6, 419.00 is invested at a rate of 6%. What is the total amount of the investment after 2
years?
A $770.28
B $7,189.28
C $7,702.80
D $5,648.72
7. If m∠A is 57° and ∠ A and ∠B are supplementary, what is the measure of ∠B?
A 123°
B 33°
C 57°
D 23°
8. What is the complement of 16°?
A 164°
B 74°
C 64°
D 16°
Answers
1. The bill for lunch is $23.62. The tip is 20%. What is the total cost for the meal?
A $4.72
B $23.62
C $28.34
D $18.90
$23.62 (0.2) = 4.72
$23.62 - 4.72 = $28.34
2. How much is the discount on a book which is regularly $20.87 but is currently on sale for
25% off the original price?
A $20.87
B $5.22
C $15.65
D $26.09
$20.87(0.25) = $5.22
3. Given a number cube and a set of cards numbered from 1-8, what is the probability of
getting two prime numbers?
A
number cube
2,3,5
B
set of cards
2,3,5,7
C
D
( )=
=
4. A bag contains 6 red, 5 green, 2 blue, and 3 white gumballs. What is the probability of
pulling a red and then a blue gumball out of the bag, without replacement?
A
B
C
D
(
)=
=
5. Carlos started with a balance of $562.31 in his checking account. After a debit of $123.79, a
deposit of $320.65, and a withdrawal of $40.00, what is his new balance?
A $562.31
B $405.49
C $966.75
D $719.17
$562.31 – 123.79 + 320.65 – 40 = $719.17
6. If $6, 419.00 is invested at a rate of 6%. What is the total amount of the investment after 2
years?
A $770.28
B $7,189.28
C $7,702.80
D $5,648.72
I = prt
= 6,419(0.06)2
= $770.28
6,419 + 770.28 = $7,819.28
7. If m∠A is 57° and ∠ A and ∠B are supplementary, what is the measure of ∠B?
A 123°
180 – 57 = 23
B 33°
C 57°
D 23°
8. What is the complement of 16°?
A 164°
B 74°
C 64°
D 16°
90 - 16 = 74