7th January RBI Assistant Quant Daily Mock

Quantitative Aptitude is the most dreaded subject among the aspirants. If one has to sail through any prestigious exam, quant is the ineluctable hitch. Due to the rising difficulty bar and complexity of questions, it has become necessary for students to be ahead of the examination pattern. Practicing from a different variety of questions can help you sail through any competitive exam. As RBI Assistant PRELIMS is approaching shortly, to help you tackle this section, Adda247 is providing you daily quizzes of Quantitative Ability with the number of updated questions on a daily basis to keep you updated with the difficulty level and types of questions that may be asked in the exam. So practice with the different types of questions to be in the race.

Q1. The speed of current is 5/2 Km/h If the ratio of time taken by a boat to cover a certain distance in upstream to downstream is 9:7, then find out the time taken by the boat to cover 560 km distance in upstream?
(a) 28 hours
(b) 24 hours
(c) 32 hours
(d) 26 hours
(e) 22 hours

Q3. Ratio of time taken by a boat to travel a certain distance in downstream to upstream is 3:5. Then find out the ratio of speed of boat to speed of current?
(a) 3:2
(b) 4:1
(c) 5:2
(d) 5:3
(e) 3:5

Q4. A train can travel a certain distance in 8 hours. If its speed decreased by 100/7% then, it would take 80 km less in same time. find out the distance covered by the train initially?
(a) 480 km
(b) 580 km
(c) 380 km
(d) 560 km
(e) 420 km

Q6. Two trains of same length can cross each other in 6 min while moving in opposite direction, find how much time it will take to cross each other while moving in same direction if ratio of their speed is 5:7?
(a)12 min
(b)42 min
(c)36 min
(d)30 min
(e)None of these.

Q7. A train travelling at 48 km/hr crosses another train, having half its length and travelling in opposite direction at 42 km/hr in 12 seconds. It also passed a railway platform in 45 seconds. The length of the rail platform is
(a) 200 m
(b) 300 m
(c) 350 m
(d) 400 m
(e) 450m

Q8. Two trains M and N crosses a pole in 25 seconds and 1 min 15 seconds respectively. Length of train M is half of length of train N. What is the respective ratio between speed of train M and train N?
(a) 2 : 3
(b) 1 : 2
(c) 2 : 1
(d) 3 : 2
(e) None of these

Q9. A train 180 m long moving at the speed of 20 m/sec over takes a man moving at a speed of 10m / sec in the same direction. The train passes the man in:
(a) 6 sec
(b) 9 sec
(c) 18 sec
(d) 27 sec
(e) None of these

Q10. The speed of a boat in still water is x kmph and speed of upstream is 3x/4 kmph . In upstream, boat takes 4 hours more to cover a certain distance than that of downstream. Find out the numerical ratio of speed of boat in still water to distance cover by boat?
(a) 1 : 7
(b) 2 : 5
(c) 3 : 5
(d) 2 : 15
(e) 1 : 17

Direction (11 – 15): What approximate value should come in the place of question (?) marks in the given question: