1. At an election where there are only two candidates. The candidate who gets 32% of the votes is elected by a majority of 144 votes. Find the total number of votes recorded assuming that no vote is void.
(a) 500 (b) 300 (c) 450 (d) 600
2. A pie-chart giving the marks distribution in a certain exam shows that 20% got 80%, 25%got 70%, 25%got 60% and the rest got 50%. Find the average percentage of marks scored by the students.
(a) 65 (b) 60 (c) 61 (d) 63.5
3. A man buys a truck for Rs.2,50,000. The annual repair cost comes to 2.0% of the price of purchase. Besides, he has to pay an annual tax of Rs.2000. At what monthly rent must he rent out the truck to get a return of 24% on his net annual investment?
(a) 4000 rupees (b) 3140 rupees (c) 5140 rupees (d) 4140 rupees
4. The value of a machine depreciates at 20 % per annum. If the present value of the machine is Rs.10, 000, find its value after three years.
(a) 5000 rupees (b) 5120 rupees (c) 5400 rupees (d) 6000 rupees
5. In an exam, 20% failed in English and 15% failed in Maths. If 12% failed in both the exams, find the pass percentage.
(a) 70% (b) 72% (c) 77% (d) 75%
6. The side of a square is increased by 10%. Find the percentage change in its area.
(a) 21% (b) 30% (c) 10% (d) 100%
7. Vicky’s salary is 50% more than Rahul’s. Vicky got a raise of 40% on his salary while Rahul got a 25% raise on his salary. By what percent is Vicky’s new salary more than Rahul’s?
(a) 56% (b) 68% (c) 72% (d) 84%
8. An ore contains 25% of an alloy that has 80% iron. Other than this, in the remaining 75% of the ore, there is no iron. How many kg of the ore are needed to obtain 60 kgs of pure iron?
(a) 250 kg. (b) 275 kg. (c) 350 kg. (d) 300 kg.
9. Sandeep spends 20% of his salary on house rent, and 20% of the rest he spends on his children’s education and 14% of his total salary he spends on clothes. After his expenditure, he is left with Rs.7000. What is his total salary?
(a) 15000 rupees (b) 14000 rupees (c) 9000 rupees (d) 12000 rupees
10. Fresh fruit contains 68% water and dry fruit contains 20% water. How much
dry fruit can be obtained from 100 kgs of fresh fruits?
(a) 25 kg (b) 40 kg (c) 30 kg (d) 20 kg
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