Question

1. A retail store receives 3, 4, 5, or 6 telephone orders per hour with respec-
tive probabilities of 0.1, 0.4, 0.3, and 0.2. (a) Compute the expected
number of calls per hour. (b) Estimate the number of calls received in a
50-hour business week.​

Answer 1

Step-by-step explanation:

Let No. of coins be x

We are given, x + x/2 = 300

= 3x/2 = 300

so, x = 200

So, there are 200 50p coins as well as 200 1 rupee coins.