Answer:
do 65 / 5 then multiply 80 * it 100
9514 1404 393
Answer:
Step-by-step explanation:
1) Each of the ratios can be reduced to 1 : 5, Since both can be reduced to the same ratio, the do form a proportion.
4 : 20 = 1 : 5
6 : 30 = 1 : 5
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2) The first ratio can be reduced to 1/2. The second ratio is not 1/2 and cannot be reduced. Since they are different ratios, they do not form a proportion.
9/18 = 1/2
3/8 = 3/8
Answer:
39/10
3 9/10
3.9
Step-by-step explanation:
Convert the mixed number to an improper fraction
Answer: It is .571
Step-by-step explanation:
Let you = y
Let your brother = b
y = 15
b = y + 3
Plug in 15 for y
b = 15 + 3
b = 18
Your brother picked up 18 shells.
Hope this helps