SET 3 – Quantitative Aptitude Questions and Answers
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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 3 – Quantitative Aptitude “Maths” Questions and Answers (Quiz) for Competitive Exams
Question 1. The length of the diagonal of a square is 10 CM. What is the area of this square?
1. 50 Square CM
2. 100 Square CM
3. 200 Square CM
4. 25 Square CM
Question 2. If cos 60 ° – sec 30 ° = x, then what is the value of x?
1. 1
2. (√3 + √2) / 2
3. (√3-4) / 2√3
4. 1/2
Question 3. If 3.352 – (9.759 – x) – 19.64 = 7.052 then what is the value of x?
1. -6.181
2. 13.581
3. 33.099
4. 39.803
Question 4. If cot (A / 2) = x, then x is equal to?
1. tanA / (1 + secA)
2. 1 / (secA + cotA)
3. tanA / (1 + cosecA)
4. 1 / (cosecA – cotA)
Question 5. If 7 + 3x ≥ 5 – x / 2 and 2x + 3 ≤ 5 – 2x; Then what will be the value of x?
1. 0
2. 1
3. 2
4. -1
Question 6. If tan 45 ° + cosec 30 ° = x, what will be the value of x?
1. √3
2. (1-2√2) / √2
3. (√3-4) / 2√3
4. 3
Question 7. The average marks obtained by 55 students in Division-A of class X is 55, the average of marks of 45 students of Division-B is 51 and the average of marks of 40 students of Division-C is 49. What is the average of the marks of the students of class three of class X?
1. 51.3
2. 50.6
3. 52
4. 53.4
Question 8. The triangle ABC is right angled at angle B, BD being its height. AD is 8 CM and DC is 18 CM. What is the length of BD?
1. 6 CM
2. 9 CM
3. 12 CM
4. 15 CM
Question 9. If the amount received on the compound interest on the principal for the second and third year is Rs.16854 and 17865.24 respectively, what will be the rate of interest?
1. 3 percent
2. 12 percent
3. 6 percent
4. 10 percent
Question 10. If the slope of a line is 1/4 and the point on the y axis is -3, find the equation of that line.
1. x – 4y = 12
2. x + 4y = 12
3. x – 4y = -12
4. x + 4y = -12
Q6. (6.5 × 6.5 – 45.5 + 3.5 × 3.5) = ?
A. 6
B. 7
C. 9
D. 10
Q7. Five numbers are arranged in order. The average of the first four numbers is 26 and the average of the last four numbers is 23. The difference of the first and the last number is
A. 3
B. 15
C. 12
D. 10
Q8. The time taken to travel from one place to another at the rate of 3 km/hr is 1 hour less than that taken to travel the same distance at the rate of 2.5 km/hr. The distance between the places is
A. 14 km
B. 16 km
C. 15 km
D. 20 km
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