Estimate using a rate per 100

19% of 288 =

appr 20% of 300

which is 60

42

19% of 288

74 percent of 315

To estimate 19% of 288 using a rate per 100, we can follow these steps:

1. Convert the rate from a percentage to a decimal by dividing it by 100. In this case, 19% becomes 0.19.

2. Multiply the decimal rate by the given number to find the result. In this case, multiply 0.19 by 288:

0.19 * 288 = 54.72

Therefore, the estimate of 19% of 288 using a rate per 100 is 54.72.