The answer to this problem is 0.76
Since tithe is 10% of what you receive, the answer is $9.75
1/
21 pages: 10 minutes
? pages: 1 minute
21÷10=2.1. As a result,it prints 2.1 pages per minute
2/
$3: 5 lbs
?$: 1 lb
3÷5=0.6. As a result, she pays $0.60 per pound of rice. Hope it help!
