A store is having a sale with a 25% discount on all merchandise. Which equation represents the relationship between the regular cost of merchandise (r) and the discount received (d)? A
d = 0.25r

B
r = 0.25d

C
d=25r

D
r = 25d

On average, how many more hits will he get when he bats 100 times at home during the day as opposed to 100 times away at night?

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 florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.

Which statement shows that 6.24 is a rational number? a. 6.24 = 6.242424 b. 6.24 = 6.24 c. 6.24 = 68⁄33 d. 6.24 = 66⁄25