Which of these is an example of typing at a rate of 42 words per minute? A
typing 21 words in 2 minutes

B
typing 84 words in 3 minutes

С
typing 210 words in 5 minutes

D
typing 400 words in 10 minutes

Acoin is tossed twice. let e e be the event "the first toss shows heads" and f f the event "the second toss shows heads". (a) are the events e e and f f independent? input yes or no here: yes (b) find the probability of showing heads on both toss. input your answer here: preview

The box plot shows the number of raisins found in sample boxes from brand c and from brand d. each box weighs the same. what could you infer by comparing the range of the data for each brand? a) a box of raisins from either brand has about 28 raisins. b) the number of raisins in boxes from brand c varies more than boxes from brand d. c) the number of raisins in boxes from brand d varies more than boxes from brand c. d) the number of raisins in boxes from either brand varies about the same.

If the sales price of a dvd is $20 and the markup is 34%, what is the cost of the dvd?