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Sagot :
Answer: 3.75 miles
Step-by-step explanation:
15 divided by 4 = 3.75
2 hours can be brokens into 4 parts (30 minutes) that's why we divide 15 by 4 to find the answer.
Hope this helps!
Answer:
In 1/2 hour the boat will go 3.5 miles
Step-by-step explanation:
Comment
This is a question that uses a proportion. A proportion is 2 ratios that are equal. You must know 3 parts of the proportion to be able to solve for the 4th. Fortunately, you do.
Givens
d1 = 15 miles
t1 = 2 hours
d2 = x
t2 = 1/2 = 0.5
Equation
d1/t1 = d2/t2
Solution
d1/t1 =d2 / t2 Substitute the givens into the equation
15 / 2 = d2/ 0.5 Cross multiply
2*d2 = 15*0.5
2*d2 = 7.5 Divide by 2
2*d2/2 = 7.5/2
d2 = 3.75
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