Secondary Education Examination (SEE)
Compulsory Mathematics
2081 (2025) · Madhesh · English medium
ℹ️ Answer all the questions. Give the answers creatively in your own style based on the given instructions.
- 1
A survey conducted among 160 people found that the number of people who like only apple and only orange are 75 and 45 respectively. Among them 23 people do not like any of these two.
a)'A' represents the set of people who like apple and 'O' represents the set of people who like orange, then write the cardinality notation of the number of people who don't like any of these fruits.1
b)Present the above information in a Venn diagram.1
c)Find the number of people who like apple.3
d)Compare the number of people who like apple and who like orange.1
- 2
Neeraj took a loan of Rs.4,00,000 for 2 years at the rate of 10% annual compound interest. He paid Rs.2,40,000 at the end of first year.
a)Write the relation among principal P, annual compound interest rate R, time T and compound interest CI.1
b)Find the compound interest of the first year.2
c)How much total interest was paid by Neeraj in two years? Find it.2
- 3
Neelam bought a machine for Rs. 40,000. The price of machine depreciates at the rate of 5% annually. The machine is sold for Rs. 36,100 after using for some years.
a)By how much does the price of machine depreciate in first year? Find it.1
b)After how many years was the machine sold? Find it.1
c)Find the profit or loss percentage from selling the machine if she earns Rs.4,900 from the rent of machine.2
- 4
Ramesh had NRs. 2,07,345. When he went to bank the exchange rate was as follows. Buying rate of $1 = Rs. 138.23 and Selling rate of $1 = Rs. 138.83.
a)Which exchange rate is used when Ramesh exchange American dollar with Nepali rupees? Write it.1
b)Find the American dollar obtained from NRs. 2,07,345.2
c)By what percent Nepali currency is devaluated when the selling rate of 1 US dollar is Rs. 140.2183? Find it.1
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