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21-08-2020
Mathematics

contestada

Erika read 90 pages in 2 and half hours. At the same time, how many hours would it take her to read 225 pages?

Respuesta :

21-08-2020

Answer:

6.25 hours

Step-by-step explanation:

pages per hour

pages/hour

90/2.5 = 36

36 pages per hour

225 / 36 = 6.25 hours

Answer Link

zarampa zarampa

21-08-2020

Answer:

6.25 hours

Step-by-step explanation:

2 and half hours = 2.5 hours

Proportions:

90 pages ⇔ 2.5 hours

225 pages ⇔ E hours

E = 225*2.5/90

E = 6.25 hours

6.25 hours = 6 and 1 quarter hours

Answer Link

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