SBI Clerk 2018: Quantitative Aptitude Quiz for Prelims – 31

Hello and welcome to exampundit. Here is a set of Quantitative Aptitude Quiz on Time and Work based problems with Shortcut Solutions for Prelims exam of SBI Clerk 2018.

SBI Clerk 2018 Quantitative Aptitude Quiz

1. 40 men can cut 60 trees in 8 hrs. If 8 men leave the job how many trees will be cut in 12 hrs?
1) 70
2) 75
3) 72
4) 80
5) 85

Answer & Solutions

 

2. X can do a work in 5 days, Y can do a work in 10 days and Z can do a work in 12 days. In how many days they will finish the work?
1) 60/23
2) 60/22
3) 60/24
4) 60/25
5) None of these

Answer & Solutions

 

3. Raja and Rani can do a work together in 6 days, Rani alone can do a work in 9 days. How many day Raja can take to finish the work?
1) 18
2) 28
3) 38
4) 48
5) None of these

Answer & Solutions

 

4. To a certain work B would take three times as long as A and C together and C twice as long as A and B together. The three men together complete the work in 10 days. How long would A takes separately?
1) 32
2) 20
3) 24
4) 35
5) None of these

Answer & Solutions

 

5. A certain number of men can do a work in 60 days. If there were 8 men more it could be finished in 10 days less. How many men are there?
1) 40
2) 32
3) 30
4) 48
5) None of these

Answer & Solutions

 

 

6. A can do a work in 6 days. B takes 8 days to complete it. C takes as long as A and B would take working together. How long will it take b and C to complete the work together?
1) 1.5
2) 2.4
3) 5.1
4) 4.2
5) None of these

Answer & Solutions

 

7. A is thrice as fast as B, is therefore able to finish a work in 60 days less than B. Find the time in which B can do it?
1) 90
2) 60
3) 120
4) 80
5) None of these

Answer & Solutions

 

8. A is thrice as good a workman as B. Together they can do a work in 15 days. In how many days will B finish the work?
1) 60
2) 50
3) 40
4) 30
5) 70

Answer & Solutions

 

 

9. A builder decided to build a apartment in 40 days. He employed 100 men in the beginning and 100 more after 35 days and completed the work in stipulated time. If he had not employed the additional man, how many days behind schedule would it have been finished?
1) 40
2) 45
3) 50
4) 60
5) None of these

Answer & Solutions

 

10. A group of man decided to do a work in 10days, but 5 of them became absent. If the rest of the group did the work in 12 days, find the original number of men.
1) 25
2) 30
3) 35
4) 40
5) None of these

Answer & Solutions

 

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  • A G-(THE great )

    gud evening alll 🙂

    • ravi

      good evening:))

  • ravi

    I. x^2 -7x +11.25=0
    II. y^2 – 10.1y +25.2 =0
    how we find roots of this type ??

  • ravi

    @@rbibhopal:disqus
    I. x^2 -7x +11.25=0
    II. y^2 – 10.1y +25.2 =0
    how we find roots of this type ??

    • Subhraa

      Multiply 4 into all terms.
      4x^2-28x+45=0
      10y^2-101y+252=0

      • ravi

        ya process sa time jada laga ga

  • A G-(THE great )

    Directions (1-5): In the following questions two equations I and II are given. You have to solve both the equations and give answer:
    (a) if p > q
    (b) if p < q
    (c) if p = q
    (e) if p = q or the relationship can’t be determined

    Q1.
    I. 10p2 + 39p – 88 = 0
    II. 21q2 + 41q – 40 = 0
    Q2.
    I. 14p2 – 43p + 20 = 0
    II. 33q2 + 72q + 12 = 0

    Q3.
    I. 56p2 + 97p + 42 = 0
    II. 99q2 – 64q + 5 = 0

    Q4.
    I. 16p2 – 40p + 25 = 0
    II. 25q2 – 40q + 16 = 0

    Q5.
    I. 15p2 + 38p + 24 = 0
    II. 20q2 + 49q + 30 = 0

    Q6. A mixture of milk and water contains 7% water. What quantity of pure milk should be added to 12 litres of mixture to reduce water to 4%?
    (a) 5 litres
    (b) 6 litres
    (c) 7 litres
    (d) 8 litres
    (e) None of these

    Q7. Present ages of P and Q are in the ratio 4 : 5 respectively. Six years hence the ratio becomes 7 : 8. What is the sum of the present ages of P and Q?
    (a) 18 years
    (b) 30 years
    (c) 36 years
    (d) Can’t be determined
    (e) None of these

    Q8. A started a business investing Rs 10,000. B joined him after six months with an amount of Rs 8,000 and C joined them with Rs 12,000 after another six months. The amount of profit earned should be distributed in what ratio among A, B and C respectively, four years after A started the business?
    (a) 9 : 7 : 10
    (b) 10 : 9 : 7
    (c) 10 : 7 : 9
    (d) Can’t be determined
    (e) None of these

    Q9. A man bought some fruits at the rate of 4 for Rs 5 and sold them at the rate of 7 for Rs 8. What is the profit/loss per cent?
    (a) 8 (4/7)% profit
    (b) 8 (4/7)% loss
    (c) 9 (3/8)% profit
    (d) 9 (3/8)% loss
    (e) None of these

    Q10. A, B and C can do a piece of work in 20, 30 and 100 days respectively. If A worked alone on the first day, B worked alone on the second day, C worked alone on the third day, A worked alone on the fourth day, and so on, then in how many days the work got completed?
    (a) 29 days
    (b) 28 days
    (c) 31 (1/2) days
    (d) Can’t be determined
    (e) None of these

    Directions (11-15): What approximate value should come in the place of question mark (?) in the following questions?

    Q11. 28. 948 + 37.008 + 46.998 – 195.99 – 784.01 = ?
    (a) 71
    (b) 79
    (c) 85
    (d) 55
    (e) None of these

    Q12. (31.98)2 – (35.02)2 + (19.03)2 = ?2 + √(255)
    (a) ± 13
    (b) ± 18
    (c) ± 9
    (d) ± 15
    (e) ± 12

    Q13. (779 + 553) ÷ 33. 3 + 528 = ?/9
    (a) 5012
    (b) 5112
    (c) 5462
    (d) 5222
    (e) 5812

    Q14. 71 – 1596 ÷ 57 ÷ 4 = ?
    (a) 62
    (b) 54
    (c) 68
    (d) 64
    (e) 66

    Q15. (3496 – 1002) ÷ 43 × 12 = 456 + ?
    (a) 220
    (b) 260
    (c) 240
    Q.16 A person spends 3/4 of his salary. Now his salary increased by 20% and his expenditure is increased by 10%. Find out the percentage increment in his savings?
    (a) 75%
    (b) 25%
    (c) 50%
    (d) Can’t be determined
    (e) None of these above

    Q.17 How much percent the markup price of a product is greater than that of its cost price when a shopkeeper gives a discount of 10% and had a profit of 17%
    (a) 10%
    (b) 20%
    (c) 30%
    (d) Can’t be determined
    (e) None of the above

    Q.18 In an examination out of 480 students, 85% of the girls and 70% of the boys passed. How many girls appeared in the examination, if total pass percentage was 75%.
    (a) 320
    (b) 160
    (c) 370
    (d) 120
    (e) None of the above

    Q.19 An Alloy of Zinc and Iron weights 50gm. It contains 80% zinc. How much zinc should be added to the alloy, so that percentage of zinc is increased to 90?
    (a) 50 gm
    (b) 60 gm
    (c) 30 gm
    (d) 45 gm
    (e) None of the above

    Q.20 If the price of a commodity is decreased by 10%, then it increases by 10%. Find out the final percentage change in the price of a commodity.
    (a) No change
    (b) 1% decreased
    (c) 1% increased
    (d) Can’t be determined
    (e) None of the above

    Q21. When a person reduces his speed from 42 km/hr to 36 km/hr he takes 20 min more than his usual time taken. Find the usual time taken by him?
    (a) 2 hr
    (b) 1.5 hr
    (c) 2.25 hr
    (d) Can’t be determined
    (e) None of the above

    Q 22. Two trains start at the same time from A and B and proceed towards each other at 80 km/hr and 95 km/hr respectively, when the trains meet, it is found that one has travelled 180 km more than the other. Find the distance between A and B.
    (a) 210 km
    (b) 2100 km
    (c) 2000 km
    (d) 2010 km
    (e) None of the above.

    Q23. A car covers a distance between two cities at a speed of 60 km/hr and on the return his speed is 40 km/hr. He goes again from the 1st to 2nd city at twice the original speed and returns at half the original return speed. Find his average speed for the entire journey.
    (a) 55 km/hr
    (b) 48 km/hr
    (c) 50 km/hr
    (d) 40 km/hr
    (e) None of the above

    Q24. A train travels at the rate of 50 km/hr without stoppages and it travels at 40 km/hr with stoppages. How many minutes does the train stop on an average per hour?
    (a) 6 min
    (b) 12 min
    (c) 18 min
    (d) 14 min
    (e) None of the above

    Q25. If Sohali walks from his home to office at 16 km/hr he is late by 5 min. If he walks at 20 km/hr, he reaches 10 min before the office time. Find the distance of his office from his house.
    (a) 22 km
    (b) 20 km
    (c) 18 km
    (d) 16 km
    (e) None of the above

    Directions (25-30): Each of the questions given below consists of a statement and/or a question and two statements numbered I and II given below it. You have to decide whether the data provided in the statement(s) is/are sufficient to answer the question. Read both the statements and
    Give answer (a) If the data in statement I alone are sufficient to answer the question, while the data in statement II alone are not sufficient to answer the question.
    Give answer (b) If the data in statement II alone are sufficient to answer the question, while the data in statement I alone are not sufficient to answer the question.
    Give answer (c) If the data either in statement I or in statement II alone are sufficient to answer the question.
    Give answer (d) If the data even in both the statements I and II together are not sufficient to answer the question.
    Give answer (e) If the data in both the statements I and II together are necessary to answer the question.

    26. The sum of ages of P, Q and R is 96 years. What is the age of Q.
    I. P is 6 years older than R.
    II. The total of the age of Q and R is 56 years.

    27. What is Sonia’s present age?
    I. Sonia’s present age is five times Deepak’s present age.
    II. Five years ago her age was twenty-five times Deepak’s age at that time.

    28. How old is C now?
    I. Three years ago, the average of A and B was 18 years.
    II. With C joining them now, the average becomes 22 years.

    29. What is Reena’s present age?
    I. Reena’s present age is five times her son’s present age.
    II. Reena’s age two years hence will be three times her daughter’s age at that time.

    30. What is the average age of A and B?
    I. The ratio between one-fifth of A’s age and one-fourth of B’s age is 1 : 2.
    II. The product of their ages is 20 times B’s age.

  • A G-(THE great )

    guys today i have an important work so i have to go if you have any problem in que paste here i will give you ans shortly @@disqus_5w2KJwPoVX:disqus @[email protected]_JqXsnXr0Zs:disqus i will ans you later

  • A G-(THE great )

    timing —
    30 que —-20 mnts
    level–easy

  • A G-(THE great )

    ANS—e,a,b,a,e,e,a,c,b,c,e,e,b,d,c,c,c,b,a,b,a.b,d.b.b.e.e.e..d.e
    @@disqus_5w2KJwPoVX:disqus @@disqus_JqXsnXr0Zs:disqus @@disqus_XcQVsGsNxm:disqus @

    • Subhraa

      Thank you.

      • A G-(THE great )

        ur most wc how many are crct ?

  • A G-(THE great )

    @[email protected]_5w2KJwPoVX:disqus ?

  • Subhraa

    If possible post one set daily.