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Mathematics, 14.06.2021 17:00 rubes08
9.Let's make mathematical expressions. Then simplify and solve these problems.
a) Sunayana bought 6 pencils at Rs 8 each and she gave a Rs 50 note tonthe shopkeeper for the payment. How much change did the shopkeeper
return her?
b) Anil bought 6 exercise books at Rs 40 each and an eraser for Rs 10, He gave a Rs 500 note to the shopkeeper for the payment. How much
change did the shopkeeper return him?
c) The cost of 1 kg of rice is Rs 90 and 1 kg of sugar is Rs 80. Find the total cost of 5 kg of rice and 2 kg of sugar.
d) On a day, there were 27 students present in class six. 16 of them were girls and the rest were boys. If only 3 boys were absent on that day, find the number of boys in class six.
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Answers: 3
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9.Let's make mathematical expressions. Then simplify and solve these problems.
a) Sunayana bought 6...
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