I'll finish this in a comment or get a mod to open it, but the way it reads, it beeps 67.2 times in those 12 hours. Did you mean per hour?
67.2 / 12 = 5.6
See comment below. The question is the number of beeps in 1 hour which is 5.6 <<<< Answer
Simple interest formula: A = P(1 + rt) where P is the Principal amount of money to be invested at an Interest Rate R% per period for t Number of Time Periods. Where r is in decimal form; r=R/100; r and t are in the same units of time.
Answer:
3
Step-by-step explanation:
0•0=0
0+3=3
Answer: 70 minutes
Step-by-step explanation:
Each person takes 5 minutes to do half a wall and another person will take 10 minutes. So it will be 70 minutes