Whats the answer? help pls!!
2 answers:
Answer:
24
Step-by-step explanation:
1. Cross multiply:
32 * 9 = 12 * C
2. Divide each side by 12:
C = (9 * 32) /12
3. Reduce:
C = 24
Final proportion:
9 24
--- = ---
12 32
Answer:
27
Step-by-step explanation:
since 32 is 3 times the size of 12 multiply 9 by 3
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Answer:
9x
Step-by-step explanation:
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Answer:269.6 square centimeters
Step-by-step explanation:
Let n be old painters time. Then the new painters are 2n. So:
1/n+1/2n=1/6
2+1=2n/6
2n=18
n=9
The old painters take 9 hours; the new ones take 18
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