At what rates did she invest?

$800 invested at _%
$1100 invested at_%

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?

Askateboard ramp is in the shape of a right triangle what is the height of the ramp