30% of a number is 90, then what is 50% of the same number? a. 250 b. 50 c. 350 d. 150

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asked Aug 16, 2024 100k views

1 Answer

Michael Kolber · Answer 1 · 2024-08-22T05:39:51+0000

To solve this we need to figure out what 100% is
90 30
— = —
X 100
Cross multiply
90x100=9000
30 x X=30X
9000=30X
X=300
100%=300
50% of 300
(1 half of)
Equals 150
d. 150

30% of a number is 90, then what is 50% of the same number? a. 250 b. 50 c. 350 d. 150

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30% of a number is 90, then what is 50% of the same number? a. 250 b. 50 c. 350 d. 150​

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30% of a number is 90, then what is 50% of the same number? a. 250 b. 50 c. 350 d. 150