A car salesman averages one call each day and his results show that 50% of his call leads to a sale. If his call leads to a sale then there is a 30% chance that he will sell a brand new car and a 70% chance that he will sell a used car.

Simulate the results for the salesman covering a period of 10 days using the following sequence of random numbers. Show your working.

8, 4

3, 7

9, 0

6, 1

5, 6

3, 6

6, 7

1, 0

0, 8

2, 3

How many new cars and used cars will he sell after 10 days?