Write an equation and solve. Round to the nearest hundredth where necessary.
19 is what percent of 40?
40 = 19 • n; 2.1%
40 = 19 • n; 40.4%
19 = n • 40; 52.3%
19 = n • 40; 47.5%
19 = 40 • n
n = 19 / 40
n ≈ 0.475
So, 19 is approximately 47.5% of 40.