Answer:
168 Beats per minute
Step-by-step explanation:
42/1/4 = 168
It all depends on the speeds of the cars. If they are going the same speed, the lines could never cross. Or they could could cross once, if one car passes the other.
However, if the speeds are changing, then there could be multiple solutions.
Answer: $15
Step-by-step explanation:
-$50 + $75 = $15
Answer:
4
Step-by-step explanation:
it would equal 2^7/2^5, which equals 2², which equals 4