Secondary Education Examination (SEE)
Compulsory Mathematics
2082 (2026) · Lumbini · English medium
ℹ️ Answer all the questions. Give the answers creatively in your own style based on the given instructions.
- 1
In a survey of 80 students of class ten, the following information was found: The ratio of students who take extra class of only Maths subject and only Science subject is 4:3. 5 students take extra class of both subjects. 12 students don't take extra class of any subject.
a)If M and S denote the set of students who take extra class of Maths and Science respectively, write the set of students who did not take extra class in any of these two subjects in cardinality notation.1
b)Illustrate the above given information in a Venn-diagram.1
c)Find the number of students who take extra class of Maths subject.3
d)Compare the number of students who take extra class of at least one subject and who take extra class of at most one subject in ratio.1
- 2
A sum of money amounts to Rs. 14,580 and Rs. 15,746.40 in 2 years and 3 years respectively at a certain rate of interest compounded annually.
a)What should be the rate of compound interest? Find it.3
b)Find the principal.1
c)Compare the simple interest and quarterly compound interest for 1 year at the same rate of interest on the same principal.2
- 3
A businessman bought a truck for Rs. 40,00,000. The businessman earned Rs. 9,07,000 using the truck for 3 years. Its value was depreciated at the rate of 15% p.a.
a)Write the formula to find compound depreciation.1
b)Find the selling price of the truck after 3 years.1
c)Find the profit or loss percent to the businessman while selling the truck after 3 years.2
- 4
Pemba went to the bank to exchange American dollars in order to go abroad. According to currency exchange rate on that day, the buying rate and the selling rate of 1 American dollar are NRs. 142.84 and NRs. 143.44 respectively.
a)Define currency exchange rate.1
b)How many American dollar will Pemba get to exchange NRs. 2,15,160? Find it.1
c)Due to different circumstances, Pemba can't go abroad. Then how many Nepali rupees will he get back after exchanging American dollars on the same day? Find it.1
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