f(4)= 4^2 - 1 = 15
g(f(4)) = g(15) = 2(15) = 30
Hope this helps!
Answer:
it would take it 2 hours to make 600 donuts, it makes 5 donuts a minutes
Step-by-step explanation:
Simple math.
3000/10=300 which means 300 donut per hour.
300 x 2 = 600.
300 / 60 = 5.
Answer:
C)They spent the same amount of time.
Step-by-step explanation:
Greg did 3/4 of an hour is 45mins for 2 days is x2 so Greg in total did 1 and 1/2 hours
Giselle did 1/4 of an hour which is 15mins for 6 days so x6 so Giselle did 1 and 1/2 hours too.
C)They spent the same amount of time on the project
Answer:
15
Step-by-step explanation:
Substitute a and b then
Follow PEMDAS
Hope this helps! :)
Answer:
(-38) / (-8)
equals 4.75
a negative divided by a negative is always a positive
Step-by-step explanation: