Directions (1-5): What value should come in place of (?) in the following questions?
Q2. 40% of 200 – 30% of 150 × 20% of 100 = ?
(a) – 920
(b) – 820
(c) – 720
(d) – 620
(e) – 860
Q3. 1500 ÷ 20 × 300 = (? + 80)²
(a) 80
(b) 70
(c) 90
(d) 60
(e) 100
Direction (6 – 10): In each of the following questions, two equations (I) and (II) are given, you have to solve both the equations and give answer.
Q6. I. x²+9x-22=0
II. 2y² – 7y + 6 = 0
(a) If x > y
(b) If x ≥ y
(c) If x < y
(d) If x ≤ y
(e) If x = y or no relation can be established between x and y.
Q7. I. 2y² – 13y – 34 = 0
II. 3x² – 11x – 20 = 0
(a) If x > y
(b) If x ≥ y
(c) If x < y
(d) If x ≤ y
(e) If x = y or no relation can be established between x and y.
Q8. I. x⁴ = 256
II. y² – 16y + 64 = 0
(a) If x > y
(b) If x ≥ y
(c) If x < y
(d) If x ≤ y
(e) If x = y or no relation can be established between x and y.
Q9. I. 9x² – 54x + 77 = 0
II. 12y² – 55y + 63 = 0
(a) If x > y
(b) If x ≥ y
(c) If x < y
(d) If x ≤ y
(e) If x = y or no relation can be established between x and y.
Q10. I. (x –1)² = 121
II. y² – 24y + 144 = 0
(a) If x > y
(b) If x ≥ y
(c) If x < y
(d) If x ≤ y
(e) If x = y or no relation can be established between x and y.
Directions (11-15) :- The line graph shows the no. of consumers of alcohol and cigarettes in a state in 5 different years. Study the graph carefully and answer the following questions.
Q11. Find the ratio between alcohol consumers in 2014 and 2016 together to the cigarette consumers in 2016 and 2017 together.
(a) 5 : 6
(b) 5 : 3
(c) 10 : 9
(d) 5 : 4
(e) 7 : 6
Q12. Find the no. of alcohol consumers increased or decreased in 2018 over 2014.
(a) 4000
(b) 3000
(c) 2000
(d) 5000
(e) 6000
Q13. What is the average no. of cigarette consumers over all the years?
(a) 12000
(b) 15000
(c) 13000
(d) 14000
(e) 16000
Q14. Cigarette consumers is what percent of alcohol consumers in 2015?
(a) 120%
(b) 83.33%
(c) 125%
(d) 150%
(e) 78%
Q15. Alcohol consumers in 2015 and 2017 together is what percent more/less than cigarette consumers in 2014 and 2016 together?
(a) 16.67%
(b) 23.25%
(c) 17.25%
(d) 20%
(e) 12.5%
Solutions