Answer:
Step-by-step explanation:
Answer:
25x = - 1820
x = -72.8
The truck drove 72.8 miles at 45mph and 100-72.8 = 27.2 miles at 20mph
Step-by-step explanation:
Volume id proportional to the cube of the dimensions.
The volume of the larger room is 10 x (2 cubed)
= 80 cubic metres.
Answer:
50m/s
Step-by-step explanation:
Speed = Distance / Time:
Speed =
= 