Question

Crystal earns $5.50 per hour mowing lawns.

Answer 1

H=hour b=the amount of money she makes
5.5h=b
45 minutes 3/4 of 1 hour
5.5(3.75)=b
20.625=b
20.625 rounded to the nearest hundredth place is 20.63, so Crystal earns $20.63 in 3 hours and 45 minutes.<span />