During the summer, you charge people $8 per hour for babysitting and a $10 fee for traveling to their home. If you made $130 last weekend, how many hours did you spend babysitting?

Sasha drank 8 bottles of water everyday for a week. how many bottles of water did she drink in total?

Which expression is rational? 6. , square root two, square root 14, square root 49

Money off coupons have been circulated to 300 households. only 2/5 of these were redeemed (used) in the local supermarket to get a free shampoo. what fraction of coupons were unused? (ps: write how you got the answer)