The mean age of 6 women in an office is 24 years old. The mean age of 9 men in an office is 27 years old.
What is the mean age (nearest year) of all the people in the office?

After t seconds, a ball tossed in the air from the ground level reaches a height of h feet given by the equation h = 144t-16t^2. after how many seconds will the ball hit the ground before rebounding?

Which expression is equivalent to -5(3x - 6/7)

Clarence wants to buy a new car. he finds an ad for a car that costs 27,200 dollars. suppose his local sales tax is 7%. -how much would he have to pay? -what is the cost of the car including tax? -if clarence has 29,864 saved, can he pay cash to buy the car?