
The board displayed in a shop showing the price of each item is called list.

Important Questions on Commercial Mathematics
A and B started a business by investing and respectively. At the end of th month from the start of the business, C joins with . At the end of th month B quits at which time C invests more. At the end of th month B rejoins with the same investment. If profit at the end of the year is , what is B's share of profit?













and invested in a partnership deed and respectively. After months invested additional and invested . The profit for the year is . Find the share of each partner in the profit.

Different articles available in a shop are given along with cost. Observe them and answer the question.
What is the cost of a Mixer?


Different articles available in a shop are given along with cost. Observe them and answer the question.
What is the cost of a calculator? (Write the final answer only in number without rupee symbol)

Different articles available in a shop are given along with cost. Observe them and answer the question.
What is the cost of a mobile set?

A school purchases some furniture and gets the following bill.
 |  | CASH BILL MULLAI FURNITURE MART, THANJAVUR |
 |  |
Bill No. 778 | Â | Â | Â | Date: 23.04.2018 |
SI. NO. | Items | Quantity | Rate (in ₹) | Amount |
1. | Sitting bench | 50 | 1200 | 60,000 |
2. | Writing desk | 50 | 1500 | 75,000 |
3. | Black board | 2 | 3000 | 6,000 |
4. | Chair | 10 | 950 | 9,500 |
5. | Table | 10 | 1750 | 17,500 |
 | Total |  |  | 1,68,000 |
Questions:
What is the name of the store?
What is the serial number of the bill?
What is the cost of a black board?
How many sets of benches and desks does the school buy?
Verify whether the total bill amount is correct.

Observe the Receipt given below and answer the below question.
What is the name of the customer?_____

