Quantitative Aptitude Quiz For RBI Grade B Phase 1 2023 -19th April

Q1. Two Men A alone & B alone can do a work in 20 days & 24 days respectively. Both started the work simultaneously and after X days A leaves the work & the whole work completed in 12 days. Find X.
(a) 9 days
(b) 15 days
(c) 12 days
(d) 10 days
(e) 8 days

Q2. Amit has 10 friends out of which 6 are relatives. In how many ways he can invite 5 friends such that at least 3 of them are relatives?
(a) 177
(b) 180
(c) 192
(d) 195
(e) 186

Q3. Vinit made a loss of 15% on selling his scooter. If he had sold it for Rs. 1500 more, he would have made a profit of 5%. Find the selling price when it is sold at 10% profit?
(a) Rs. 8050
(b) Rs. 8250
(c) Rs. 8170
(d) Rs. 8350
(e) Rs. 8150

Q4. Ayush can travel from his house to office in ‘a’ hours if he does not stop at any place. If he increases his speed by 8 km/hr but stops at Tea & cigarette shop for total 30 minutes, then he reaches his office 30 minutes earlier. If the distance between his house & office is 48 km then find value of ‘a’?
(a) 5
(b) 4
(c) 2.5
(d) 2
(e) 3

Q5. Ratio of investment of A, B & C is 4 : 6 : 9 respectively. At the end of a year, ratio of profit share of A, B & C is 4 : 5 : 6 respectively. If A has invested for a year then find the sum of period of investment of B & C?
(a) 15 months
(b) 20 months
(c) 24 months
(d) 22 months
(e) 18 months

Q6. 40% of first number is equal to 30% of second number. If average of both numbers is 30 more than the first number, then find 75% of the second number?
(a) 180
(b) 150
(c) 240
(d) 210
(e) 360

Q7. A invested Rs. 20,000 at the rate of 20% compound interest for 1 year. Find the difference between interest received when it is compounded annually and when it is compounded semi-annually?
(a) Rs. 150
(b) Rs. 160
(c) Rs. 240
(d) Rs. 180
(e) None of these

Q9. Average of 5 numbers is 82. Average of 2 smallest numbers is 65 and average of 2 greatest numbers is 100. Find the middle number if all these 5 numbers are arranged in increasing order.
(a) 85
(b) 100
(c) 70
(d) 80
(e) 90

Q10. Ratio of income to expenditure of Veer is 8 : 5. If income of Veer increased by 50% and saving of Veer remains same, then find the ratio of new/increased expenditure to initial expenditure of Veer.
(a) 11 : 8
(b) 12 : 7
(c) 3 : 2
(d) 4 : 3
(e) 9 : 5

Q11. Vessel – A & B contains mixture of milk & water in the ratio 2 : 3 and 3 : 1 respectively. Mixture of vessel – A & B is mixed in vessel – C. If quantity of vessel – A & B is same and vessel – C contains 92 liters of milk, then find total quantity of vessel – A.
(a) 80 liters
(b) 120 liters
(c) 50 liters
(d) 100 liters
(e) 60 liters

Q12. Mohit invested Rs.X at 15% p.a. at SI for 5 years. If total amount received by Mohit at the end of 5 years is Rs.84000, then find value of (X + 2000).
(a) 40000
(b) 60000
(c) 50000
(d) 80000
(e) 70000

Q13. A boat covers 192 km in upstream in 6 hours. If speed of boat in still water is 200% more than speed of stream, then find time taken by boat to cover 240 km in downstream.
(a) 3 hours 45 minutes
(b) 3 hours 15 minutes
(c) 4 hours 45 minutes
(d) 4 hours 15 minutes
(e) 5 hours 45 minutes

Q14. Length of rectangle is 5m more than side of square, whose area is 225m2. Ratio of length to breadth of rectangle is 5 : 4, then find perimeter of rectangle.
(a) 60m
(b) 68m
(c) 84m
(d) 90m
(e) 72m

Q15. Pipe – A & B together can fill the tank in 36 hours and pipe – B & C together can fill the same tank in 40 hours. Pipe – B is 20% less efficient than pipe – C. Find time taken to fill the same tank, when pipe – A, B & C together started filling the tank.
(a) 24 hours
(b) 20 hours
(c) 25 hours
(d) 16 hours
(e) 18 hours

Solutions