Question

A fingernail grows at an average rate of 1/8 inches per month. Rip Van Winkle, a character in a story by Washington Irving, slept for 20 years. If his fingernails grew at an average rate, approximately how many inches did each nail grow while he slept

Answer 1

change 20 years to months

20 * 12 = 240 months

1/8 inch per month * 240 months

240/8

30 inches