Freddy exercised 2.5 hours per 4 days. he burned 330 calories per hour. how many calories did freddy burn by exercising?

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

Find the domain and range of the following function f(x) = 51x - 21+ 4

Which graph shows the solution to the system of linear inequalities? y-4t< 4 y