Enter the unknown value that makes this statement true: (blank) is 30% of 20
1 answer:
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Hi there!
Knowing that one cube has side-lengths of 1/2, we can calculate the dimensions for the prism:
Length: 1/2 × 5 = 2.5 cm
Height: 1/2 × 3 = 1.5 cm
Width: 1/2 × 2 = 1 cm
Use this formula to solve for the volume:
V = l × w × h
Thus:
V = 2.5 × 1.5 × 1 = 3.75 cm³
Convert to fraction:
75/100 = 3/4
Thus, the volume in mixed-numbers is 3 3/4 cm³.
Answer:
Explanation:
5 1/6 pounds of graphs are bought for $7.75, meaning 1 pound costs
And we need to compute the division above.
The first step is to convert the mixed number 5 1/6 into an improper fraction.
Now, it is true that
multiplying 5 by 6/6 gives