Respuesta :

140 tests is ___% of 160 tests.

140/160

140 ÷  160 = 0.875

0.875 × 100 = 87.5
87.5%

140 tests is 87.5% of 160 tests. 
Billymkhoi
We set up a proportion: 140/160= ?/100

Cross multiply: 160*?= 100*140
⇒ ?= 100*140/160= 87.5

140 tests are 87.5% of 160 test.