Quantitative aptitude is an important part for every compititive exams . In this section you can gain maximum score which will help you to crack any compititive examination . Practice daily and boost up your speed and accuracy. Here we provide Quantitative aptitude quiz for Rrb assistant prelim exam.
Directions (Q. 1-5): In the following number series Only one number is wrong. Find out the wrong number.
Q1. 3 5 13 120 489 12231
1) 13 2) 120 3)489 4) 12231 5)3
Q2. 520 641 472 700 408 769
1)641. 2)472 3)769 4) 700. 5)408
Q3. 720 4320 865 3456 1152 2304
1) 1152 2)4320 3)865 4)3456. 5) 720
Q4. 69120 6912 1152 144 36 18
1) 1152 2) 144 3)36 4)69120 5)6912
Q5. 83 81 90 62 127 10
1)90 2)62 3) 127 4) 83 5) 10
Q6. Two men undertook to do a piece of work for Rs1260. One alone could do it in 9 days, the other in 6 days, while with the assistance of a boy they finish it in 3 days. Find the share of the boy.
1)240 2)210. 3)200 4) 250 5) None of these
Q7. F ind the compound interest on a sum of ?12000 for two years at 800 pa compounded half yearly. (approximate)
1)2140 2)2088 3)2040. 4) 2240 5)2280
Q8. Find the area of a circle whose circumference is 352 cm. ,
1)9856 sq m 2) 9586 sq m 3)9658 sq m 4) 9886 sq m 5) None of these
Q9. One year ago the ratio of Ragini’s to Yamini’s age was 2 : 3. F ive years hence this ratio would become 8 : 1 1. How old is Ragini?
1) 20 years. 2) 19 years 3) 22 years 4) 28 years 5) 18 years
Q10. A shopkeeper allows a discount of 10% on the marked price of a commodity which he bought Rs 540. Had he sold it at the marked price, he would have made a profit of 210. What is the present selling price of the commodity?
1 )650 2) 600 3)670 4) 675 5)640