There are 30 students in mister hollands music class is 30% of the students play in the school band how many students in the class play in the school band?

Given the equation f(x)=a(b)x where the initial value is 40 and the growth rate is 20% what is f(4)

You buy a veido game for $60 and the sales tax is 8% what is the total cost for the game including the sales tax

The area (a) of a circle with a radius of r is given by the formula and its diameter (d) is given by d=2r. arrange the equations in the correct sequence to rewrite the formula for diameter in terms of the area of the circle.