A certain bean plant grows 15% of its height each day today after 10 days the bean plant is 27 inches tall how tall was it yesterday

Given:

15% of its height each day

27 inches on day 10.

How tall was it yesterday?

27 represents 115% of the height yesterday. So we divided 27 by 115% to get yesterdays height.

27 : 115% = 23.48 inches.

The plant was 23.48 inches tall yesterday.

To check:

23.48 x 15% = 3.52 inches

23.48 + 3.52 = 27 inches