Simplify 22+43+3
20-1
22+2
2x2
3.0 +1
0
(+3)(2+1)
(2-1)
(+3)(-1)
(21-1)
(2-3)
(1-1)

The last option is the correct one

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.

111

step-by-step explanation: