Question

Abby read 1/10 of a novel in 1/2 an hour. How long will it take her to read one novel?

Answer 1

1/10 novel 1 novel

----------- = --------

1/2 hour t

using cross products

1/10 * t = 1/2 * 1

1/10 t = 1/2

multiply by 10 on each side

t = 10*1/2

t = 5

Answer: 5 hours