RRB NTPC Mathematics Quiz : 7th November

Dear aspirants,
As you all know, RRB NTPC Exam will be held in the month of November-December 2019. So we are here to help you with the Mathematics subject. We are providing daily quantitative aptitude quizzes, which will help you to score good marks in this section. We aim to provide the best study material to our readers with exam level questions to help them get used to the recent pattern. Attempt this quiz and check your preparation.

Q1. If a train runs with the speed of 78 km/hr, it reaches its destination late by 25 minutes. However, if its speed is 91 km/hr, it is late by 10 minutes only. The right time for the train to cover it journey is –
(a) 60 minutes
(b) 80 minutes
(c) 75 minutes
(d) 92 minutes

Q2. The efficiencies of A, B and C are in the ratio 7 : 6 : 9. Working together, they can complete a piece of work in 135 days. In how many days will, C alone be able to complete 65% of that work?

Q3. The length of shadow of a vertical pole on the grand is 36 m. if the angle of elevation of the sun at that time is θ, such that sinθ then what is height of the pole?
(a) 10 m
(b) 12 m
(c) 18 m
(d) 15 m

Q4. If the seven digit number 3x6349y is divisible by 88, then what will be the value of (x+y)?
(a) 15
(b) 13
(c) 17
(d) 14


(a) 2.6
(b) 4.2
(c) 3.8
(d) 6.1


(a) 10,000
(b) 1000
(c) 10
(d) 100000

Q7. One side of a rhombus is 6.5 cm and one of its diagonal is 12 cm. what is the area of rhombus?
(a)20
(b)30
(c) 35
(d) 40

Q8. If the income of A is 27% less than income of B, then what percentage of B’s income is more then that of A?
(a) 36.98%
(b) 42.85%
(c) 61.23%
(d) 49.27%

Q9. The price of sugar is increased by 12%. By what percentage, there should be decrease in consumption so then there is no change in expenditure?
(a) 10.7%
(b) 11.4%
(c) 13.2%
(d) 12.6%


(a) 72.5°
(b) 67°
(c) 69°
(d) 70°

solutions:-