Chapter 6 Percents And Their Fraction And Decimal Forms Worksheet With Answers - Basic College Mathematics (Aleks) Page 5
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12Basic College Mathematics (ALEKS)
Chapter Six PERCENTS
21% of what number is 42?
∗
=
21*B = 42*100
B =
= 200
66 trees is 110% of how much?
=
110*B = 66 trees*100
∗
B =
= 60 trees
What percent of $48 is $15?
$
$
∗
=
$48*P = $15*100
P =
= 31.25%
$
$
1638 people is what percent of 1260 people?
∗
=
1260*P = 1638*100 P =
= 130%
.
It was estimated that 24.7% of
=
100*A=24.7*2000
adults smoked. In a group of 2000
adults, how many are smokers?
. ∗
A=
= 494 people
8 students get “A”. If 19% got
=
19*B =8*100
“A’s” how many student in class?
Round to nearest student.
B =
= 42.1
42 students
425 donations were made. If 60
=
425*P = 60*100
donations were in the 100-199
dollar range, what % were in this
P =
= 14.12
14.1%
range? Round to tenth.
5
Chapter 6
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