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# Quantitative Aptitude Quiz For SBI PO Prelims 2022- 06th November

Directions (1-5): Read the given information carefully and answer the following questions.
In a school there are four classes i.e. class VI, VII, VIII and IX. Number of students in class IX is twice of the number of boys in class VIII and is 75% of the number of students in class VII. Ratio of girls in VII to that of in VIII is 6: 5. 40% of the students in class IX are boys and number of girls in class VIII is equal to the number of boys in class VI which is 10 more than number of girls in class IX. Number of girls in class VI is 75% more than number of boys in class VII which is 80% of the number of girls in girls in VIII.

Q1. Number of students in class IX is what percent more than number of boys in class VI?
(a) 40%
(b) 25%
(c) 50%
(d) 60%
(e) 75%

Q2. Find the difference between number of girls in all the given classes together and the number of students in class VI and VII together?
(a) 15
(b) 10
(c) 20
(d) 5
(e) 25

Q3. Find the average of all the students in classes VI, VII and VIII?
(a) 190
(b) 195
(c) 200
(d) 215
(e) 205

Q4. Total number of boys in the given classes is what percent more or less than total number of girls in all the given classes?
(a) 30%
(b) 25%
(c) 27 ½%
(d) 40%
(e) None of the above

Q5. Boys in all the given classes are approximately what percent of the total students in these classes?
(a) 41%
(b) 38%
(c) 43%
(d) 45%
(e) 37%
Directions (6-10): What approximate value will come in place of question mark (?) in the given questions: (You are not expected to calculate the exact value.)

Q6.?² + 190.98 – 19.01 × 6.97 = 316.99 × 1.99
(a) 14
(b) 19
(c) 24
(d) 26
(e) 16

Q9. (? ÷ 9.97) × 12.08 = 20.12% of 1319.97
(a) 220
(b) 240
(c) 260
(d) 280
(e) 200

Directions (11-15): In the following questions, two equations (I) and (II) are given. You have to solve both the equations and mark the appropriate option.

Q11. I. 12x²-16x+5=0
II. 30y²-61y+30=0
(a) x<y
(b) x>y
(c) x≤y
(d) x≥y
(e) x=y or no relation.

Q12. I. x²-16x+63=0
II. y²-12y+35=0
(a) x<y
(b) x>y
(c) x≤y
(d) x≥y
(e) x=y or no relation.

Q13. I. 32x²+44x+15=0
II. 42y²+53y+15=0
(a) x<y
(b) x>y
(c) x≤y
(d) x≥y
(e) x=y or no relation.

Q14. I. (x-2)²=x-2
II. 9y²-36y+35=0
(a) x<y
(b) x>y
(c) x≤y
(d) x≥y
(e) x=y or no relation.

Q15. I. 18x²+39x+20=0
II. 10y²+29y+21=0
(a) x<y
(b) x>y
(c) x≤y
(d) x≥y
(e) x=y or no relation.

Solutions