Steel is formed by combining masses of carbon and iron in the ratio 1:49. How many pounds of iron would it take to create 10 pou
nds of steel?
A)0.49
B)0.48
C)4.9
D)9.8
1 answer:
Answer:
9.8
Step-by-step explanation:
1:49= ratio of carbon to to iron
1+49= steel
50=10pounds
49=?pounds
49 * 10/50
=49/5
=9.8pounds
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2/8 + 5/8 = 7/8
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Answer:
25
Step-by-step explanation:
When dividing by fractions, you can multiply by the opposite reciprocal.
5 ÷ 1/5
5 x 5/1
25
Answer/Step-by-step explanation:
3:2 = 6:4 = 15:10
<u>Check work:</u>
3 ÷ 2 = 1.5
6 ÷ 4 = 1.5
15 ÷ 10 = 1.5
6×11=66
11+66=77
so the first number is 11 and the second is 66. together their sum is 77.
