Respuesta :

Answer:

0.1

Step-by-step explanation:

To set this question up:

1/2 / 5

To solve this turn 5 into 5/1. Then multiply by the reciprocal. (1/5) 1/2 times 1/5 is 0.1

fichoh

Using the principle of proportional relationship, the unit rate, which is the rate per pound is 1 : 10 days

Setting up the proportional relationship thus :

0.5 pounds = 5 days

1 pound = x days

Cross multiply

0.5x = 5 × 1

0.5x = 5

Divide both sides by 0.5

0.5x/0.5 = 5/0.5

x = 10

Therefore, the unit rate is 1 : 10 days

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