Directions (1-5): What approximate value should come in place of question mark (?) in the following equation?
Q1. 32.05% of 259.99 =?
(a) 92
(b) 88
(c) 78
(d) 90
(e) 83
Q2. 4.78% of 1255 + 3.24% of 440 = 0.5% of ?
(a) 14260
(b) 14492
(c) 14636
(d) 14849
(e) 15002
Q3. 35.05% of 3365 + 8900 ÷ 41.99 = ?
(a) 1350
(b) 1390
(c) 1430
(d) 1480
(e) 1530
Q4. (385% of 463) ÷179 = ?
(a) 10
(b) 16
(c) 24
(d) 30
(e) 40
Q5. 84.04% of 1845 + 23.97% of 178.05 = ?
(a) 1510
(b) 1530
(c) 1550
(d) 1570
(e) 1590
Q6. In a co-education school there are 15 more girls than boys. If the number of girls is increased by 10% and the number of boys is also increased by 16%, there would be nine more girls than boys. What is the number of students in the school?
(a) 240
(b) 225
(c) 265
(d) 245
(e) None of these
Q7. The population of a city increases at the rate of 4% per annum. There is an additional annual increase of 1 % in the population due to the influx of job seekers. Therefore, the % increase in the population after 2 years will be:
(a) 10
(b) 10.25
(c) 10.55
(d) 10.75
(e) None of these
Q8. In a factory, producing parts of an automobile, the parts manufactured on the shop floor are required to go through quality checks, each conducted after a specific part of the processing on the raw material is completed. Only parts that are not rejected at one stage are put through subsequent stages of production and testing. If average rejection rates at these three testing stages during a month are 10%, 5% and 2% respectively, then what is the effective rejection rate for the whole plant?
(a) 17%
(b) 15.20%
(c) 84.80%
(d) 16.21%
(e) None of these
Q9. In a class, 40% of the boys is same as 1/2 of the girls and there are 20 girls. Total number of students in the class is:
(a) 70
(b) 45
(c) 35
(d) 25
(e) None of these
Q10. In a company, there are 75% skilled workers and remaining ones are unskilled. 80% of skilled workers and 20% of unskilled workers are permanent. If number of temporary workers is 126, then what is the number of total workers?
(a) 480
(b) 510
(c) 360
(d) 377
(e) None of these
Q11. There were two candidates in an election. 10% of the voters did not vote. 60 votes were declared invalid. The elected candidate got 308 votes more than his opponent. If the elected candidate got 47% of the total votes, how many votes did each candidate get?
(a) 2316 and 2012
(b) 2629 and 2324
(c) 2871 and 2575
(d) 2914 and 2606
(e) None of these
Q12. 7% of the total quantity of wheat is lost in grinding when a country has to import 6 million tonnes, but when only 7 3/4% is lost, it can import 3 million tonnes. Find the quantity of wheat grown in the country.
(a) 500 million tonnes
(b) 400 million tonnes
(c) 600 million tonnes
(d) 700 million tonnes
(e) 800 million tonnes
Q13. In a medical certificate, by mistake a candidate gave his height as 25 % more than actual. In the interview panel, he clarified that his height was 5 feet 5 inches. Find the percentage correction made by the candidate from his stated height to his actual height.
(a) 28.56
(b) 20
(c) 25
(d) 30
(e) 35
Q.14 The total tractor population in a state is 2,94,00 out of which 1,50,00 are made by Mahindra & Mahindra. Out of every 100 Mahindra tractors, 98 are red in colour, but only 53% of the total tractor population is red. Find the percentage of non- Mahindra tractors that are red.
(a) 5.025%
(b) 5.130%
(c) 6.125%
(d) 6.140%
(e) 7.145%
Q15. The price of petrol is increased by 25%. How much per cent must a car owner reduce his consumption of petrol so as not to increase his expenditure on petrol?
(a) 25%
(b) 50%
(c) 30%
(d) 20%
(e) None of these
