Answer:
$60
Step-by-step explanation:
12/8 = x/40
40(12/8) = x
60 = x
Answer:
30 m^2
Step-by-step explanation:
The area of a trapezoid is given by
A = 1/2 (b1 +b2 )h
where b1 and b2 are the lengths of the bases and h is the height
A = 1/2 ( 14 + 6) *3
=1/2 (20) 3
= 30 m^2
Answer:

$175
Step-by-step explanation:
Let x represent money saved by her in one month.
So money saved by her in one year (12 months) would be
.
We can represent our given information as:

Therefore, she needs to save $175 per month.