Patrick B. answered 12/05/18
Tutor
4.7
(31)
Math and computer tutor/teacher
12 / 390 = x / 520
x = 520 x 12 / 390 = 16
12 / 390 = x / 230
x = 230 x 12 / 390 = 7 hours 4 minutes 37 seconds
Nekesha J.
asked 12/05/18Lauren took 12 hours to read a 390 page book. At this rate how long will it take her to read a 520 page book? How long would it take her to read a 230 page book?
Patrick B. answered 12/05/18
Math and computer tutor/teacher
12 / 390 = x / 520
x = 520 x 12 / 390 = 16
12 / 390 = x / 230
x = 230 x 12 / 390 = 7 hours 4 minutes 37 seconds
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