Are these division of fractions problems? Show how by solving, or tell why not.

Question

Are these division of fractions problems? Show how by solving, or tell why not. Amanda needs 2/3 cups of flour for her brownie recipe. How much flour would she need to make 1/2 of the recipe? 2/3 of a cord of firewood fills 1/2 of a trailer. How many cords would it take to fill an entire trailer? A ranger clears a mountain trail. One day she clears 3/4 of a mile of the trail. This is 1/3 the length of the entire trail. How long is the entire trail? A ranger clears a mountain trail. So far, she has completed 3/4 of the trail, and this portion is 1/3 mile long. How long is the entire trail?

Explanation / Answer

4.

a.To make half the recipe she needs 2/3 *1/2 = 1/3 cups of flour
Yes, its divisioon of fraction problem

b. To fill entire trailer you need (2/3)/(1/2) = 4/3 of a cord firewood. It' a division of fractions

c.The entire mountain trail is (3/4)/(1/3) = 9/4 miles, is the length of entire trail
It' a division of fractions

d. (1/3)/(3/4) = 4/9 is the total length of trial.It' a division of fractions

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