Answer:
Step-by-step explanation:
1.
one dollar = $1
2 1/2 = 2.5
$1 / 2.5 = $0.40 or 40 cents
2.
$3.78 / 6 = $0.63 or 63 cents
3.
$1.56 / 20 = $0.078
4.
1 1/2 = 1.5
$1.58 / 1.5 = $1.053
5.
$3.90/5 = $0.79 or 79 cents
A. y=2
B. x=5
C. x=-3
D. y=0
The work is attached below
Answer:
B. 198
Step-by-step explanation:
Shadow problems are usually solved with a proportion.
.. oak/(oak's shadow) = joey/(joey's shadow)
.. oak/(12 ft) = (6 ft)/(5 ft)
.. oak = (12 ft)*(6/5) = 14.4 ft . . . . . . . matches selection B
First you divide 380 by 100 to get what 1% is, (3.8) and then you multiply by 18 to give you 18%. The answer is 68.4, so add that to 380 and you'll have the final answer of 448.4.
