The total population of City A in 2019 is 3000. The population of city A in 2019 is 20% less than the previous year and the population in 2018 is 20% more than the previous year. Find the total population of City A in 2017. a) 3200 b) 3350 c) 3000 d) 3125 e) None […]
A vessel contains milk and water in the ratio of 5:4 and 9 litres of mixture is removed from the vessel and replaced with 14 litres of water, then the ratio becomes 9:10. Find the final quantity of water in the vessel. a) 40 litres b) 45 litres c) 50 litres d) 36 litres e)
A boat covers a certain distance upstream in 9 hours but takes 5 hours to return downstream to the starting place. If the speed of the boat in still water is 30 km/hr more than the speed of the stream, then find the distance covered by the boat in upstream? a) 210 km b) 180
2, 6, 15, 19, 28, ? a) 32 b) 36 c) 34 d) 38 e) 40 Sol: 2 + 22 = 6 6 + 32 = 15 15 + 22 = 19 19 + 32 = 28 28 + 22 = 32
12, 17, 38, 117, ?, 2351 a) 470 b) 490 c) 510 d) 540 e) 450 Sol: 12 * 1 + 5 = 17 17 * 2 + 4 = 38 38 * 3 + 3 = 117 117 * 4 + 2 = 470 470 * 5 + 1 = 2351
Direction: Find out the wrong number in the following number series. Q. 8, 5, 6, 15, 52.5 A.15 B.52.5 C.5 D.8 E. None of these Sol: 8 * 0.5 = 4 4 * 1.5 = 6 6 * 2.5 = 15 15 * 3.5 = 52.5
Direction: Find out the wrong number in the following number series. Q. 6.5, 11, 22, 25.5, 51, 54.5 A.11 B.51 C.54.5 D.6.5 E. None of these Sol: 7.5 + 3.5 = 11 11 * 2 = 22 22 + 3.5 = 25.5 25.5 * 2 = 51 51 + 3.5 = 54.5
Direction: Following question contains two equations as I and II. You have to solve both equations and determine the relationship between them and give answer as, Q) I: x2 + 13x + 40 = 0 II: y2+ 9y + 20 = 0 A. x < y B. x > y C. x ≤ y D.
P, Q and R started a business by investing Rs. 12000, Rs. 15000 and Rs. 18000 respectively. After 5 months, P invested Rs. 3000 more and after 3 more months, R withdraws Rs. 3000. Find the share of Q, if the total profit at the end of the year is Rs. 73200? A.Rs. 23600 B.Rs.
Direction: Following question contains two equations as I and II. You have to solve both equations and determine the relationship between them and give answer as, Q. I: x2 – x – 12 = 0 II: y2 – 2y -15 = 0 A. x < y B. x > y C. x ≤ y D.
