The surface area (S) of a rectangular prism is given in terms of its length (L), width (W), and height (H) as
... S = 2(LW +WH + LH)
Substitute your numbers and do the arithmetic.
... S = 2(7.2·10 + 10·6.3 + 7.2·6.3)
... = 2(72 + 63 + 45.36)
... = 2·180.36
... = 360.72 . . . . square inches
Answer:
acres per hour
Step-by-step explanation:
Darcy harvests acres of corn every of an hour.
So,
acres - of an hour
acres - 1 hour
Write a proportion:
Cross multiply:
Answer:
= 0.786885 dollars per gallon
Step-by-step explanation:
We want a unit rate where
1 is in the denominator,
so we divide top and bottom by 61
$40 times (5% times 3).
Hope this helped! :)
Answer: C. Twenty-four is 40% of what number
Explanation:
Let the answer in each question is x,
Then in A) What is 40% of 24
In B) What percent is 24 of 40,
In C) Twenty-four is 40% of what number
In D) Forty percent of 24 is what number,
Thus, in problem C the given expression will use.