Shawntee has 21 coins all of them nickel and dimes that are worth $1.70. Write a system of equations and splve

Marcus has 731 books he puts about the same number of books on each of nine shelves in his bookcase about how many books are on each Shelf

What is the vertex of the graph of f (x) = |x-13|+11

Which ratio is not equivalent to 48/64? A. 2/3 B. 6/8 C. 12/16 D. 45/60

Solve the application problem round to the nearest percent. Yesterday the price of a car Andy wanted to buy was 20,000. Today the car is on sale for 15,000 What is the percent decrease in the price of the car

A boat travels 12 km upstream and back in 1 hour 45 minutes. If the speed of the current is 3 km/h throughout, find the speed of the boat in still water, giving your answer correct to 3 significant figures.

How do you write 22,222,222 in word form

Which expressions are equivalent to the one below? check all that apply. log (10^3) a. 3 b. 3•log10 c. 1 d. 3•10

How to bisect an angle

Which expression is equivalent to 5+n

Assume that the mean hourly cost to operate a commercial airplane follows the normal distribution with a mean of $2,175 per hour and a standard deviation of $245.