The sales of a balloon seller in seven days of a week

The sales of a balloon seller in seven days of a week are as given below


If the profit is 20% of sales, then find his average profit per day.

We can find the profit of each day by using the formula, P = 20/100 x sales


Average profit = 20+30+25+28+32+40+50/7 = 225/7 = Rs 32.14