A box contains 3 red marbles, 6 blue marbles, and 1 white marble. The marbles are selected random, one at a time, and are not replaced fine the probability. I NEED THE STEPS IF POSSIBLE.

d

step-by-step explanation:

the answer would be 150 books

step-by-step explanation:

if you divide 300 by 2 you will get 150

b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.