In 3 minutes, a conveyor belt moves 200 pounds of recyclable aluminum from the delivery truck to a storage area. A smaller belt moves the same quantity of cans the same distance in 7 minutes. If both belts are used, find how long it takes to move the cans to the storage area. The conveyor belts can move the 200 pounds of recyclable aluminum from the delivery truck to a storage area in nothing minutes.

Question

Mathematics

Timothy Cisneros

30 April, 04:04

In 3 minutes, a conveyor belt moves 200 pounds of recyclable aluminum from the delivery truck to a storage area. A smaller belt moves the same quantity of cans the same distance in 7 minutes. If both belts are used, find how long it takes to move the cans to the storage area. The conveyor belts can move the 200 pounds of recyclable aluminum from the delivery truck to a storage area in nothing minutes.

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Answers (1)

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Marilyn Adams · Answer 1

1.5 min

Step-by-step explanation:

rate of larger belt = 300/2 = 150

rate of smaller belt = 300/6 = 50

combined rate = 150+50=200

time at combined rate = 300/200 = 1.5