Drew purchased a 4K Blu-ray for $18.00 and sold it to a customer on EBay for 50% more than the purchase price . The customer was charged an 8% tax when the Blu-ray was sold . What was the customers total cost for the Blu-ray ?

Ineed in figuring out this problem.

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of california was approximately two times the population of florida. b. the population of florida was approximately twenty times the population of california. c. the population of florida was approximately two times the population of california. d. the population of california was approximately twenty times the population of florida.