Jack rolls a number cube twice. What is the probability that the sum of the 2 rolls is less than 8, given that the
first roll is a 4?
a) 1/2
b) 1/6
c) 1/3
d) 5/6

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.

answer: 5100 just subtract

step-by-step explanation:

d is the answer

step-by-step explanation: