When a number is decreased by 20% of itself, the result is 20. What is the number?
1 answer:
Decreased by 20% means multiplied by 80%
80% of number=20
divide both sides by 4
20% of number=5
times 5 both sides
100% of number=25
the number is 25
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U didn't mess up....
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Answer:
She shaded area?
12 x 10 = 120
6 x 7 = 42
42 divided by 2 = 21
Now we subtract both areas:
120 - 21 = 99 of the shaded region.
I think you have to times your number you got by 2
Answer:
64.5
Step-by-step explanation:
64.5
Answer:
can you answer this first
