Which fraction is represented by point A on the number line? A number line going from negative 1 to positive 1. There are 3 equal spaces between each number. Point A is 1 mark to the left of 0.
–1
Negative one-third
One-third
1

answer

the correct answer is

explanation

the given function is

the excluded values are obtained by solving:

we factor to obtain:

the excluded values are

cant open file sorry!

step-by-step explanation:

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.