**Official Guide**

A citrus fruit grower receives $15 for each crate of oranges shipped and $18 for each crate of grapefruit shipped. How many crates of oranges did the grower ship last week?

1) Last week the number of crates of oranges that the grower shipped was 20 more than twice the number of crates of grapefruit shipped

2) Last week the grower received a total of $38,700 from the crates of oranges and grapefruit shipped

OA C