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__QUANT SET 29 FOR RRB PO & CLERK PRE-2020__

**RRB Clerk and RRB PO Prelims exam are going to be held in the upcoming months. We have already provided you with the PDFs of many topics of Quantitative Aptitude like Simplification/Approximation, Number Series,datainterpretation.important Arithmetic questions to prepare for RRB Clerk and PO Pre exam. Practicing these questions will help you to know about the level of the questions. To increase your speed and accuracy, enhance your calculations.**

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** **__START QUIZ__

__START QUIZ__

**Q1. A borrows Rs. 800 at the rate of 12% per annum simple interest and B borrows Rs. 910 at the rate of 10% per annum, simple interest. In how many years will their amounts of debt be equal?**

(a) 18

(b) 20

(c) 22

(d) 24

(e) 28

**Q2. A person deposited Rs. 400 for 2 years, Rs. 550 for 4 years and Rs. 1200 for 6 years. He received the total simple interest of Rs. 1020. The rate of interest per annum is (rate of interest in each case is same)**

(a) 10%

(b) 5%

(c) 15%

(d) 20%

(e) 25%

**Q3. A certain sum of money becomes three times of itself in 20 years at simple interest. In how many years does it become double of itself at the same rate of simple interest?**

(a) 8 years

(b) 10 years

(c) 12 years

(d) 14 years

(e) 16 years

**Q4. The simple interest on a certain sum for 8 months at 4% per annum is Rs. 129 less than the simple interest on the same sum for 15 months at 5% per annum. The sum is:**

(a) Rs. 2580

(b) Rs. 2400

(c) Rs. 2529

(d) Rs. 3600

(e) Rs. 4800

**Q5. Mohan lent some amount of money at 9% simple interest and an equal amount of money at 10% simple interest each for two years. If his total interest was Rs. 760, what amount was lent in each case?**

(a) Rs. 1700

(b) Rs. 1800

(c) Rs. 1900

(d) Rs. 2000

(e) Rs. 2400

**DIRECTIONS (Q.6-10): Find out the wrong number in the following given series.**

**Q6.**9 5 8 10.5 23 60 183

(a) 8

(b) 5

(c) 23

(d) 10.5

(e) 183

**Q7.**14 21 48 105 315 1102.5 4410

(a) 315

(b) 48

(c) 21

(d) 4410

(e) 105

**Q8.**13 14 33 48 97 178 299

(a) 48

(b) 33

(c) 178

(d) 14

(e) 299

**Q9.**24 25 49 148 492 2956 17735

(a) 25

(b) 49

(c) 492

(d) 148

(e) 2956

**Q10.**12 26 56 118 276 498 1008

(a) 26

(b) 56

(c) 498

(d) 1008

(e) 276

__Solutions__**S1. Ans. (c)**

**Sol.**

**S2. Ans. (a)**

**Sol.**

**S3. Ans. (b)**

**Sol.**

**S4. Ans. (d)**

**Sol.**

**S5. Ans. (d)**

**Sol.**

**S6. Ans. (a)**

**Sol.**

**S7. Ans. (b)**

**Sol.**

**S8. Ans. (b)**

**Sol.**

**S9. Ans. (c)**

**Sol.**

**S10. Ans. (e)**

**Sol.**