Which number is rational?
ОА (27
Ов. 50
Ос. 64
Op. V72

He ! a group of farmers planned to clean 80 acres of wheat per day to finish the work on schedule. right before the work started, they received a new piece of machinery that them clean 10 more acres per day than originally planned. as a result of increased productivity in the last day before the deadline they only had to clean 30 acres. how many acres of wheat did the group of farmers have to clean?

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50.

The length of a rectangle plus its width is 24 cm. the area is 143 square cm. what are the length and width of the rectangle?