Answer:
I believe its a and c but my notes are all kinds of messed up so im sorry if its wrong
Explanation:
Answer:
A that the answer I think I'm not tryna do u bad thi
Explanation:
but try it
Question
A car travels 300 km in the first 3 hours of a trip. Then it hits traffic and travels only 60 km during the last hour. What is the average speed of the of the car?
300 + 60 = 360 Km (total travel)
3 + 1 = 4 hours (total time)
360 : 4 = 90
C.) 90 Km/h is your answer
Answer:
Approximately
.
Explanation:
Note that the electric rate in this question is in the unit dollar-per-
, where
is the energy to run an appliance of power
for an hour.
Number of minutes for which the air conditioner is running in that day:
. Apply unit conversion and ensure that this time is measured in hours (same as the unit of the electric rate.)
.
The power of this air conditioner is:
.
Thus, the energy that this air conditioner would consume would be:
.
At a rate of
dollar-per-
, the cost of that much energy would be approximately
dollars (rounded to the nearest cent.)