Mr. keys made $90 in 5 hours. what’s the unit rate? a: $90:5h
b: 5 to 90
c: $1 in 18 hours
d: $18 per hour

am i right the answer is D!?

The vertex of this parabola is at (-2, 5). which of the following could be it’s equation? a. y=3(x+2)^2-5 b. y=3(x-2)^2-5 c. y=3(x+2)^2+5 d. y=3(x-2)^2+5

What is the range of the data below? .8090100

What is 100,000 times 1/100,000, using the standard method of multiplication? write the answer as 10 to a power.