A washing machine is filling up with water at a constant rate. The rate is Three-fourths of a gallon in StartFraction 1 over 5 EndFraction of a minute. Don calculated the unit rate to be StartFraction 3 over 20 EndFraction of a gallon per minute. What did he do wrong?

When george started his current job, his employer told him that at the end of the first year, he would receive two vacation days. after each year worked, his number of vacation days will double up to five work weeks (25days) of payed vacation. how many vacation days will he have in 4 years