At a used book store, you can purchase two types of books. You can use the expression 3h+2p to find the total cost for h hardcover and p paperback books. What is the total cost in dollars for a 6 hardcover book and 4 paperback books?

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a,b and c integers and a> 1

The mean finish time was 185.52 with a standard deviation of 0.327 minute. the winning car driven by chris finished in 185.13. the previous year race had a mean finish time of 110.3 with a standard deviation of 0.106. the winning car that year driven by karen finished in 110.13 minutes. find their respective z-scores. chris - z-score karen “- z-score

Light travels at 186,000 miles per second. light takes about 1 1? 3 seconds to travel from the earth to the moon. calculate the distance between the earth and the moon based on the speed of light.