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Question
Kiran paid Rs. 919 to the junk collectors. When she sold the junk she got these notes and coins from Dinu.
Now you make a record in her diary.
Find out how much she earned this time.
Solution
We do it as follows:
⇒ 5 notes of 100 rupee - 5 × 100 = Rs 500
⇒ 1 note of 50 rupee - 1 × 50 = Rs 50
⇒ 18 notes of 10 rupee - 18 × 10 = Rs 180
⇒ 9 notes of 20 rupee - 9 × 20 = Rs 180
⇒ 28 coins of 5 rupee - 28 × 5 = 140
Money I got = Rs 500 + Rs 50 + Rs 180 + Rs 180 + Rs 140 = Rs 1050
Money I earned = Rs 1050 − Rs 919 = Rs 131
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Kiran has bought some junk from junk collectors.
Look at the rate list to see today's rates. Help Kiran to find out the cost of the junk.
Rate-List | |
Kind of Junk | Price of 1 kg |
1. Waste Paper... | Rs. 4/- |
2. Newspaper... | Rs. 5/- |
3. Iron... | Rs. 12/- |
4. Brass... | Rs. 170/- |
5. Plastic... | Rs. 10/- |
Find the cost of 23 kg of waste paper.
Dinu's Rate-List | |
Kind of Junk | Price of 1 Kg |
1. Newspaper... | Rs. 6/- |
2. Iron... | Rs. 14/- |
3. Brass... | Rs. 180/- |
4. Plastic... | Rs. 12/- |
5. Water paper... | Rs. 4.50/- |
- Kiran bought 1 kg plastic for Rs 10, but sold 1 kg plastic for Rs 12. How much money does she earn on selling 1 kg plastic?
- So, how much money does she earn for 63 kg?
Dinu's Rate-List | |
Kind of Junk | Price of 1 Kg |
1. Newspaper... | Rs. 6/- |
2. Iron... | Rs. 14/- |
3. Brass... | Rs. 180/- |
4. Plastic... | Rs. 12/- |
5. Water paper... | Rs. 4.50/- |
Kiran buys 1 kg iron for Rs 12 but sells it for Rs 14. How much does she earn when she sells 32 kg iron?
How much money will Dinu pay for 4 kg brass?
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37 × 18 = ?
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2 × 175 = ?