34= ( r + 4) * t
18 = ( r - 4) * t
solve for time in both equations
34/ (r + 4) = t
18 / (r - 4) = t
time is the same . so we can set them equal
34/ (r + 4) = 18 / (r - 4)
the answer is r = 13
Answer:
29.3 hours overtime
Step-by-step explanation:
450-300= 150
150/5.12= 29.3
Answer:
P(A) = 37/100, P(A) = 37%
Step-by-step explanation:
Probability of an event = 