Problem: A salesman’s commission is 5% on all sales upto Tk. 10,000 and 4% on all sales exceeding this. He remits Tk. 31,100 to his parent company after deducting has commission. Find the total sales.

View all: PUBALI BANK (JSO) | WRITTEN QUESTION (MATH) SOLVE | 2014

Correct Answer: ans: Total sales taka 32,500.

Explanation:

Let, total sales be tk. x

According to question.

x – [ 5% of 10000 + 4% of (x – 10000)] = 31100

x-[$\frac{5}{100}\times 10000+\frac{4}{100}$(x – 10000)] = 31,100

x = 32,500

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