Jan spent 3 3/4 hours doing homework last week. She spent 5 1/4 hours doing homework this week. How many more
hours did Jan spend on homework this week than last
week?

6/4

Step-by-step explanation:

Exact Form:

3/2

Decimal Form:

1.5

Mixed Number Form:

1 1/2

Step-by-step explanation:

the function makes a strait line horizontally with no x intercept but a y intercept at 9.

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.