Aboard is 4ft 8in long how long is the board in feet

If 20% of a number is 35, what is 50% of that number?

Which of the following expressions is equal to 2x^2+8

Danielle earns a 7.25% commission on everything she sells at the electronics store where she works. she also earns a base salary of $750 per week. what were her sales last week if her total earnings for the week were $1,076.25?