1.
Which statement correctly states the percent equation, where
P
is the percentage,
B
is the base, and
R
is the rate?
A.
P
=
RB
100
B.
R
=
PB
C.
P
=
RB
D.
B
=
RP
Hint
2.
Suppose you open a savings account that earns 4.5% annual interest. You want to earn at least $135 in interest after 4 years. How much money should you invest in order to earn $135 in interest?
A.
$3750
B.
$750
C.
$7.50
D.
$7500
Hint
3.
Mindy's hamster, Fluffy, just had babies. Her dad tells her she can keep 15% of the baby hamsters. If Fluffy had 20 baby hamsters, how many of them can Mindy keep?
A.
15 hamsters
B.
133 hamsters
C.
5 hamsters
D.
3 hamsters
Hint
4.
8 is 40% of what number?
A.
3.2
B.
32
C.
2
D.
20
Hint
5.
Jacinda has $180 in the bank with an annual simple interest of 7%. How much money will she have in the bank after 3 years?
A.
$217.80
B.
$222.60
C.
$37.80
D.
$42.60
Hint