We
A father and his son can clean the house together in 7 hours. When the son
works alone, it takes him an hour longer to clean than it takes his dad alone.
Find how long it takes the son to clean alone.

Jamie went to home depot.she bought 25 bags of soil that cost $9 per bag.she bought 15 pots at $8 each,and she bought 23 bags of pebbles at $15 each.she used a coupon that gave her $5 off for every 100 dollars she spent.how much did jame pay at the end?

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?

Which radical expression is a rational number? a. √ 360 b. √ 644 c. √ 225 d. √ 122