Description of item: Roshni used to put all the money
she got from her parents and grandparents during
festivals in her "Piggy Bank". She was always very fond
of saving money. Once she thought of buying a doll for
her cute sister. She guessed she had enough money in
her Piggy Bank. So one day she broke it open. She found
that she had only two types of coins in it; coins of 5 and
10 rupees. If she had 'm' coins of Rs.5 and 'n' coins of
Rs.10, then answer the following:
1. Write an expression which shows the total amount she had in her Piggy
Bank.
2. If her brother too had saved 'm' coins of Rs 2 and 'n' coins of Rs.5, then
write an expression which shows the total amount he had.
3. As Roshni was a little short of money she was upset. Her brother offered to
help by donating all his money. Write an expression showing the total of both
their money.
4. Their mother was feeling proud of her children and she felt that she had
inculcated good values in them. She observed something interesting. It was
that her salary was the exact product of both of their contributions. Write an
expression to show her salary.
Answers
Answer:
Description of item: Roshni used to put all the money
she got from her parents and grandparents during
festivals in her "Piggy Bank". She was always very fond
of saving money. Once she thought of buying a doll for
her cute sister. She guessed she had enough money in
her Piggy Bank. So one day she broke it open. She found
that she had only two types of coins in it; coins of 5 and
10 rupees. If she had 'm' coins of Rs.5 and 'n' coins of
Rs.10, then answer the following:
1. Write an expression which shows the total amount she had in her Piggy
Bank.
2. If her brother too had saved 'm' coins of Rs 2 and 'n' coins of Rs.5, then
write an expression which shows the total amount he had.
3. As Roshni was a little short of money she was upset. Her brother offered to
help by donating all his money. Write an expression showing the total of both
their money.
4. Their mother was feeling proud of her children and she felt that she had
inculcated good values in them. She observed something interesting. It was
that her salary was the exact product of both of their contributions. Write an
- expression to show her salary.
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