A drawing that shows a real object with accurate sizes reduced or enlarged by a certain amount (called the scale). The scale is shown as the length in the drawing, then a colon (":"), then the matching length on the real thing.
Answer:
15cd(1 + 2cd)
Step-by-step explanation:
greatest common factor is 15cd

We have the following:
To calculate the total money, you have to add the amounts that Paula won, as follows

Which means that in total they are $ 14.95
Answer: Option 'c' is correct.
Step-by-step explanation:
Since we have given that
Average number of arrivals = 6 per hour
Service rate = 3 every 15 minutes
Service rate is given by

So, the average number of customers in the system is given by

Hence, Option 'c' is correct.