# Quantitative Aptitude Questions for RBI Grade-B Phase-1 Exam

**Dear Readers,**

Practice is the key to perfection in Quant, so brush up your skills and test yourself with these 15 questions of

**Quantitative Aptitude for RBI Grade-B 2017.****Q1. A dealer sold a radio at a loss of 2.5%. Had he sold it for Rs 100 more, he would have gained 7.5%. For what value should he sell it in order to gain 12.5%?**

(a) Rs. 1120

(b) Rs. 1150

(c) Rs. 1125

(d) Rs. 1225

(e) None of these

**Q2. A man has whisky worth Rs. 22 a litre and another lot worth Rs 18 a litre. Equal quantities of these are mixed with water to obtain a mixture of 50 litres worth Rs 16 a litre. Find how much water the mixture contains?**

(a) 5 litres

(b) 10 litres

(c) 15 litres

(d) 20 litres

(e) None of these

**Q3. A alone would take 27 hours more to complete the job than if both A and B would together. If B worked alone, he took 3 hours more to complete the job than A and B worked together. What time, would they take if both A and B worked together?**

(a) 8 hours

(b) 10 hours

(c) 9 hours

(d) 6 hours

(e) None of these

**Q4. A train leaves the station 1 hour before the scheduled time. The driver decreases its speed by 50 km/hr. At the next station 300 km away, the train reached on time. Find the original speed of the train.**

(a) 100 km/hr

(b) 150 km/hr

(c) 200 km/hr

(d) 180 km/hr

(e) None of these

**Q5. The dimensions of a room are 12.5 metres by 9 metres by 7 metres. There are 2 doors and 4 windows in the room; each door measures 2.5 metres by 1.2 metres and each window 1.5 metres by 1 metre. Find the cost of painting the walls at Rs 3.50 per square metre.**

(a) Rs 1011.50

(b) RS 1050.50

(c) Rs 1101.50

(d) Can’t be determined

(e) None of these

**Directions (Q.6-10): Two equations I and II are given below in each question. You have to solve these equations and give answer**

**(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**

*Directions (Q.11-15): Find out wrong number in following number series:***Q11. 1500, 1581, 1664, 1749, 1833, 1925, 2016**

(a) 2016

(b) 1664

(c) 1833

(d) 1581

(e) 1925

**Q12. 1, 5, 3, 17, 19, 67, 91**

(a) 19

(b) 67

(c) 3

(d) 91

(e) 5

**Q13. 655, 439, 314, 250, 233, 215**

(a) 233

(b) 314

(c) 439

(d) 215

(e) 250

**Q14. 582 605 588 611 634 617 600**

(a) 634

(b) 611

(c) 605

(d) 600

(e) 582

**Q15. 37 4752 67 87 112 142**

(a) 47

(b) 52

(c) 67

(d) 87

(e) 112

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