John a salesperson and Peter a supermarket employee compare their earnings for a particular week. John and a basic salary of 1340 per week and a commission of 10% on all sales over 40,000 shillings his sales for that week were 49,800 shillings. Peter worked 43 hours at a basic rate of 48 shillings per hour. On Friday and Saturday, he worked for two extra hours both days. The overtime rate on Friday is one and half time
and on Saturday it is double time of normal rate .
a)calculate how much each and and get their difference.​