Mathematics Quiz For RRB NTPC : 6th December

Q1.At what percent per annum will Rs. 3000/ – amount to Rs. 3993 in 3 years if the interest is compounded annually?
(a) 9%
(b) 10%
(c) 11%
(d) 13%

Q2.The average of 12, 22, 32, 42, 52, 62, 72, 82, 92,102 is –
(A) 48
(B) 57
(C) 38
(D) 48.5

Q3.Rs. 68000 is divided among A, B and C in the ratio of 1/2 ∶ 1/4 ∶ 5/16 , The difference of the greatest and the smallest part is :
(a) Rs. 6000
(b) Rs. 14440
(c) Rs. 9200
(d) Rs. 16000

Q4.Determine the selling price (in rupees) if the list price is Rs. 1,000 and the two successive discounts are 30% and 20%.
(a) 700
(b) 140
(c) 560
(d) 600

Q5.The ratio of three numbers is 2 : 3 : 5 and their product is 10290. The numbers respectively are
(a) 35, 21, 14
(b) 21, 14, 35
(c) 14, 21, 35
(d) 14, 35, 21

Q6. If 24 men completes a work in 18 days working 8 h a day, in how many days will 36 men complete the same work working 12 h a day?
(a) 6
(b) 8
(c) 10
(d) 12

Q7. In a school, 10% of the boys are same in numbers as 1/4th of the girls. What is the ratio of boys to girls in that school?
(a) 3 : 2
(b) 5 : 2
(c) 2 : 1
(d) 4 : 3

Q8. Ratio of the principal and the amount after 1 year is 10 : 12. Then the rate of interest per annum is:
(a) 12%
(b) 16%
(c) 18%
(d) 20%

Q9. Two numbers are in the ratio 3 : 5. If each number is increased by 10, then ratio becomes 5 : 7. The smaller number is
(a) 9
(b) 12
(c) 15
(d) 25

Q10. A number is increased by 10% and then it is decreased by 10%. The net changed in the number is
(a) no increase or decrease
(b) 2% decrease
(c) 1% increase
(d) 1% decrease

Soluions:

 

Important Links for RRB NTPC Recruitment 2019
RRB NTPC Admit Card
RRB NTPC Previous year Cut Off | 1st & 2nd Stage Examination
RRB NTPC Recruitment 2019: Check FAQs
RRB NTPC Exam Pattern 2019 – Check Here
RRB NTPC Previous Year Exam Analysis
RRB NTPC Exam Syllabus

Download Upcoming Government Exam Calendar 2021

×

Download success!

Thanks for downloading the guide. For similar guides, free study material, quizzes, videos and job alerts you can download the Adda247 app from play store.

Thank You, Your details have been submitted we will get back to you.

Leave a comment

Your email address will not be published. Required fields are marked *

Join India largest learning distination

What You Will get ?

  • Job Alerts
  • Daily Quizes
  • Subject-Wise Quizes
  • Current Affairs
  • previous year question papers
  • Doubt Solving session

Login

OR

Forgot Password?

Join India largest learning distination

What You Will get ?

  • Job Alerts
  • Daily Quizes
  • Subject-Wise Quizes
  • Current Affairs
  • previous year question papers
  • Doubt Solving session

Sign Up

OR
Join India largest learning distination

What You Will get ?

  • Job Alerts
  • Daily Quizes
  • Subject-Wise Quizes
  • Current Affairs
  • previous year question papers
  • Doubt Solving session

Forgot Password

Enter the email address associated with your account, and we'll email you an OTP to verify it's you.


Join India largest learning distination

What You Will get ?

  • Job Alerts
  • Daily Quizes
  • Subject-Wise Quizes
  • Current Affairs
  • previous year question papers
  • Doubt Solving session

Enter OTP

Please enter the OTP sent to
/6


Did not recive OTP?

Resend in 60s

Join India largest learning distination

What You Will get ?

  • Job Alerts
  • Daily Quizes
  • Subject-Wise Quizes
  • Current Affairs
  • previous year question papers
  • Doubt Solving session

Change Password



Join India largest learning distination

What You Will get ?

  • Job Alerts
  • Daily Quizes
  • Subject-Wise Quizes
  • Current Affairs
  • previous year question papers
  • Doubt Solving session

Almost there

Please enter your phone no. to proceed
+91

Join India largest learning distination

What You Will get ?

  • Job Alerts
  • Daily Quizes
  • Subject-Wise Quizes
  • Current Affairs
  • previous year question papers
  • Doubt Solving session

Enter OTP

Please enter the OTP sent to Edit Number


Did not recive OTP?

Resend 60

By skipping this step you will not recieve any free content avalaible on adda247, also you will miss onto notification and job alerts

Are you sure you want to skip this step?

By skipping this step you will not recieve any free content avalaible on adda247, also you will miss onto notification and job alerts

Are you sure you want to skip this step?