Answer:
The engine should be turned off at t = 1
Step-by-step explanation:
The detailed and step by step calculation is shown in the attachment below
300 + 0+ 1, 200 + 50+ 6, 800 +70 + 8.
2x2+2x-1=
4+2(-3)-1=
4+(-6)-1=
4+(-7)=
-3
-2 pretty sure hope this helps
Hi
24% of 80 is 19.2
100% ⇒ 80
24% ⇒ x
100x = 24·(80)
100x = 1920
x = 1920/100
x = 19.2