Quantitative Aptitude Quiz For SBI PO/Clerk Prelims
Q1. A company blends two varieties of tea from two different tea gardens, one variety costing Rs. 20 per kg, and other Rs 25 per kg, in the ratio 5 : 4. He sells the blended tea at Rs. 23 per kg. Find his profit percent.
Q2. Prakash obtained equal marks in Mathematics and Physics. The ratio of marks in Physics and Chemistry is 2 : 3. And the ratio of marks in Mathematics and Biology is 1 : 2. He has scored an aggregate of 66% marks. The maximum marks in each subject is same. In how many subjects did he score greater than 60% marks?
Q3. Balram is as much younger than Bhairav as Bhairav is older than Virendra. If the sum of the ages of Bhairav and Balram is 50 years, what is the difference between Balram and Bhairav’s age?
⇒ Age of Balram = Age of Virendra
Also, Age of (Balram + Bhairav) = 50
From all inputs.
Difference between the ages of Bhairav & Balram cannot be determined.
Q4.A certain distance is covered by a vehicle at a certain speed. If half of this distance is covered by another vehicle in double the time, what will be the ratio of speeds of the two vehicles?
Q5. B’s present age is 9 years older than the present age of A. if the ratio of B’s age 11 years hence and C’s present age is 9:8. At present, C’s age is twice A’s age. What will be the age of B after 4 years?
Q6. If the ratio of curved surface area of cylinder to the volume of cylinder is 2 : 21 while the ratio of diameter of cylinder to the height of cylinder is 7:3. Find the total surface area of cylinder?
Q7. If one is added to the numerator while 7 is subtracted to the denominator, ratio becomes 5 : 3. While if one is added to the denominator while 3 is subtracted from the numerator, ratio becomes 4 : 5. What is the value of denominator?
Q8. The sum of present age of Rima and Abby is 48 years. Today Abby is 4 years older than Shweta The respective ratio of the present ages of Rima and Shweta is 4 : 7 What was Abby’s age two years ago ?
Q9. P, Q and R together start a business. The ratio of the investment of P, Q and R is 0.125 : 0.75 : 0.25. After 8 months P adds thrice amount of his earlier investment and R withdraws half of his earlier investment. At the end of the year, they earn a total profit of Rs 5800. What is Q’s share in the profit ?
Q10. A man gave 20% of his salary to his only son and only daughter. the ratio of amount given to his son and daughter is 3 : 2 respectively. Twice the amount what he gave to his daughter, invested in LIC. Out of the remaining amount he gave one-fourth to his wife. After that he was left with Rs. 16800, find out the amount invested in LIC.
Directions (11-15): What will come in place of question mark (?) in the following number series?
Q11. 1, 10, 44, 135, 272, ?
1 × 5 +5 = 10
10 × 4 + 4 = 44
44 × 3 + 3 = 135
135 × 2 + 2 = 272
272 × 1 + 1 = 273
Q12. 1.5, 4, 14, 57, 289, ?
1.5 × 2 +1 = 4
4 × 3 +2 = 14
14 × 4 + 3 = 57
57 × 5 + 4 = 289
289 × 6 + 5 = 1739
Q13. 3, 11, 32, 127, 380, ?
3 × 4 -1 = 11
11 × 3 – 1 = 32
32 × 4 – 1 = 127
127 × 3 – 1 = 380
380 × 4 -1 = 1519
Q14. 7, 48, 105, 187, 303, ?
Q15. 24, 14, 122, 34, 340, ?
3³ - 3 = 27 – 3 = 24
4² - 2 = 16 – 2 = 14
5³ - 3 = 125 – 3 = 122
6² - 2 = 36 – 2 = 34
7³ - 3 = 343 – 3 = 340
8² - 2 = 64 – 2 = 62