Quantitative Aptitude Quiz for Every Competitive Exams GS Team published here most important Quantitative Aptitude Maths Questions and Answers in english for Every competitive exams like SBI, RRB, Railway, Police, Clerk, Bank IBPS and more. These questions and answers will be helpful for crack all competitive exams.
SET 9 – Quantitative Aptitude “Maths” Questions and Answers (Quiz) for Competitive Exams
Question 1. The difference between simple interest and compound interest compounded annually on a certain amount at 8% per annum for 2 years is Rs. 40. What is the amount?
1. Rs 12500
2. Rs 6250
3. Rs 25000
4. Rs 18750
[su_spoiler title = “Show Answer” style = “fancy”]Answer: Rs 6250[/su_spoiler]
Question 2. In a rhombus ABCD, the measure of angle CAB is 35 °, what will be the measure of angle ABC?
1. 70 °
2. 40 °
3. 50 °
4. 110 °
[su_spoiler title = “Show Answer” style = “fancy”]Answer: 110 °[/su_spoiler]
Question 3. If cotA / √ (1 + cot2A) = x, then what is the value of x?
1. sinA
2. cosecA
3. secA
4. cosA
[su_spoiler title = “Show Answer” style = “fancy”]Answer: cosA[/su_spoiler]
Question 4. When a lunch buffet is discounted by 20%, there is a profit of 42%. If the rebate is 15%, what will be the profit?
1. 57 percent
2. 50.875 percent
3. 63.125 percent
4. 44.75 percent
[su_spoiler title = “Show Answer” style = “fancy”]Answer: 50.875 percent[/su_spoiler]
Question 5. What is the value of √ [(1 – cosA) / (1 + cosA)]?
1. cosecA – cotA
2. cosecA + cotA
3. secA – cotA
4. secA + cotA
[su_spoiler title = “Show Answer” style = “fancy”]Answer: cosecA – cotA[/su_spoiler]
Question 6. By dividing a number by 38, we get 70 as the quotient and 12 as the remainder. Find that number?
1. 2648
2. 2636
3. 2684
4. 2672
[su_spoiler title = “Show Answer” style = “fancy”]Answer: 2672[/su_spoiler]
Question 7. By increasing the price of the entrance ticket of a fair in the ratio of 17:19, the number of people coming to the fair is reduced in the ratio of 11:10. In what proportion does the total collection increase or decrease?
1. There is a decrease in the ratio of 190: 187
2. There is an increase in the ratio of 187: 190
3. The ratio is increased to 170: 209
4. There is a decrease in the ratio of 209: 170
[su_spoiler title = “Show Answer” style = “fancy”]Answer: 187: 190 ratio has increased[/su_spoiler]
Question 8. Which of the following is correct?
1. (6x + y) (x – 6y) = 6x 2 + 35xy – 6y 2
2. (6x + y) (x – 6y) = 6x 2 – 35xy – 6y 2
3. (6x + y) (x – 6y) = 6x 2 – 37xy – 6y 2
4. (6x + y) (x – 6y) = 6x 2 + 37xy – 6y 2
[su_spoiler title = “Show Answer” style = “fancy”]Answer: (6x + y) (x – 6y) = 6x 2 – 35xy – 6y 2 [/su_spoiler]
Question 9. If a – b = -5 and a2 + b2 = 73, then find ab.
1. 35
2. 14
3. 50
4. 24
[su_spoiler title = “Show Answer” style = “fancy”]Answer: 24[/su_spoiler]
Question 10. The sum of a nonzero number and ten times its inverse is 7. Find the number?
1. 4
2. 3
3. 5
4. 6
[su_spoiler title = “Show Answer” style = “fancy”]Answer: 5[/su_spoiler]
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