Testbook Logo
Exams SuperCoaching Test Series Skill Academy
More
English
Hindi
Telugu
Bengali
Marathi
Tamil

Question

Download Solution PDF

What is the surface of a piece of metal that is in the form of a parallelogram whose base is 20 m and height is 5.4 m?

This question was previously asked in
RRC Group D Previous Paper 24 (Held On: 20 Sept 2018 Shift 2)
Download PDF Attempt Online
View all RRB Group D Papers >
  1. 801 sq. m
  2. 108 sq. m
  3. 180 sq. m
  4. 810 sq. m

Answer (Detailed Solution Below)

Option 2 : 108 sq. m
Free Tests
View all Free tests >
Free
RRB Group D Full Test 1
3.2 Lakh Users
100 Questions 100 Marks 90 Mins
Start Now

Detailed Solution

Download Solution PDF

FORMULAE USED:

Area of a parallelogram = base × height

CALCULATION:

∴ The surface of a piece of metal that is in the form of parallelogram = 20 × 5.4 = 108 sq. m
Download Solution PDF
Latest RRB Group D Updates

Last updated on Jun 30, 2025

-> The RRB NTPC Admit Card 2025 has been released on 1st June 2025 on the official website.

-> The RRB Group D Exam Date will be soon announce on the official website. Candidates can check it through here about the exam schedule, admit card, shift timings, exam patten and many more.

-> A total of 1,08,22,423 applications have been received for the RRB Group D Exam 2025. 

-> The RRB Group D Recruitment 2025 Notification was released for 32438 vacancies of various level 1 posts like Assistant Pointsman, Track Maintainer (Grade-IV), Assistant, S&T, etc.

-> The minimum educational qualification for RRB Group D Recruitment (Level-1 posts) has been updated to have at least a 10th pass, ITI, or an equivalent qualification, or a National Apprenticeship Certificate (NAC) granted by the NCVT.

-> This is an excellent opportunity for 10th-pass candidates with ITI qualifications as they are eligible for these posts.

-> The selection of the candidates is based on the CBT, Physical Test, and Document Verification.

-> Prepare for the exam with RRB Group D Previous Year Papers.

More Plane Figures Questions

Q1.Perimeter of a rectangular field is equal to the perimeter of a triangular field whose sides are in the ratio 3:2:4 respectively. lf area of rectangular field is 500 m2 and sides are in the ratio 5:4 respectively, then calculate the longer side of the triangular field.
Q2.Perimeter of square is 64 m. Length of rectangle is 4 m more than the side of square. Breadth of rectangle is 12 m. Find the area of rectangle?
Q3.If the perimeter of circle is 66m which is 3/4th of actual perimeter of the circle. Find the area of circle.
Q4.How many seconds will a boy take to run one complete round around a square field of side 55 metres, if he runs at a speed of 18 km/h?
Q5.How many seconds will a boy take to run one complete round around a square field of side 38 metres, if he runs at a speed of 6 km/h?
Q6.PQRS is a parallelogram, PX ⊥ SR and RY ⊥ PS. If PQ = 21 cm, PX = 8 cm and RY = 12 cm, find PS. 
Q7.Find the perimeter of an equilateral triangle with a side length of 6 cm. 
Q8.Find the area (in cm2 ) of a rhombus whose diagonals are of lengths 47 cm and 48 cm. 
Q9.The perimeter of an equilateral triangle ABC is 10.2 cm. What is the area of the triangle ?
Q10.The perimeter of a rectangle is 40 cm, and the difference between its length (l) and breadth (b) is 6 cm. What is the area of the rectangle?

More Mensuration Questions

Q1.Perimeter of a rectangular field is equal to the perimeter of a triangular field whose sides are in the ratio 3:2:4 respectively. lf area of rectangular field is 500 m2 and sides are in the ratio 5:4 respectively, then calculate the longer side of the triangular field.
Q2.Perimeter of square is 64 m. Length of rectangle is 4 m more than the side of square. Breadth of rectangle is 12 m. Find the area of rectangle?
Q3.Ratio of length and breadth of rectangle is 5:3. Diameter of circle is 7/5 of the length of rectangle. Circumference of circle is 24 m more than the perimeter of rectangle. Find the area of rectangle?
Q4.If the perimeter of circle is 66m which is 3/4th of actual perimeter of the circle. Find the area of circle.
Q5.Find the Total surface area of the hemisphere whose radius is 33 cm and π = 3.14(cm2).
Q6.The length, breadth and height of a room in the shape of a cuboid are increased by 20%, 25% and 30% respectively. Find the percentage increase in the volume of the cuboid.
Q7.Find the surface area of the sphere(in cm²) whose radius is 24cm and π=3.14.
Q8.How many seconds will a boy take to run one complete round around a square field of side 55 metres, if he runs at a speed of 18 km/h?
Q9.If the radius of the base of a right circular cylinder is decreased by 27% and its height is increased by 237%, then what is the percentage increase (closest integer) in its volume?
Q10.How many seconds will a boy take to run one complete round around a square field of side 38 metres, if he runs at a speed of 6 km/h?
Crack Super Pass Live with
India's Super Teachers
Explore Supercoaching For FREE
Suggested Exams
Exam-Logo
RRB NTPC
Exam-Logo
SSC MTS
Exam-Logo
RRB Group D

RRB NTPC Important Links

More Quantitative Aptitude Questions

Q1.Perimeter of a rectangular field is equal to the perimeter of a triangular field whose sides are in the ratio 3:2:4 respectively. lf area of rectangular field is 500 m2 and sides are in the ratio 5:4 respectively, then calculate the longer side of the triangular field.
Q2.A cistern has an inlet pipe and an outlet pipe. Inlet pipe can fill three-fourth of the cistern in 24 minutes while outlet pipe can empty the one-third filled cistern in 16 minutes. If both the pipes are opened together, then the cistern will be completely filled in-
Q3.In a family, three sons were born for every 3 years one after the other. If the ratio of present ages of father and the eldest son is 15:7 and the average of the present ages of the 3 sons is 18 years. What will be the ratio of the ages of the father and the youngest son after 5 years?
Q4.Train A of length 80m while moving crosses a pole in 16 seconds. lf it is known that the lengths of train B and train A is in the ratio of 3:1, then how long would it take train B to cross a platform which is half the length of train A if the speed of train B is same as that of train A?
Q5.Can A and Can B contain a mixture of soda and water in the ratio of 5 : 3 and 7 : 2 respectively If soda and water are taken out in the ratio of P : Q from can A and B respectively to form a new mixture in which the ratio of soda and water is 12 : 5 respectively, then find the value Of P:Q?
Q6.A boat can covers a certain distance in upstream and same distance in downstream in total of 7 hours 48 minutes, If upstream speed of the boat is 62.5%. of downstream speed of the boat and speed of the stream is 3 km/h, what is the total distance covered by the boat?
Q7.M and R went for shopping and bought two sarees each at different cost. Cost price of saree bought by R is Rs.250 more than the cost price of saree bought by M. Shopkeeper earned a profit of 20% on selling both the sarees together to R and M which he bought them at total Rs.6000. At what cost did M buy saree?
Q8.There are three numbers m, n, and p, such that sum of m and n is 144, sum of thrice of n and five times of p is 464, and sum of p and m is 160, then what is the value of p?
Q9.While calculating average marks of 60 students, the two digits of original marks of a student are written reversed and thereby average of marks is increased by 0.6 Find the difference between the two digits of marks of the student?  
Q10.Simple interest received on a certain sum at a rate of simple interest of 5% for 2 years is Rs.780. If the rate of interest remains same, what will be the total amount at the time of withdrawal at the end of 5 years.  
Exams
Cut Off
Eligibility
Coaching
Previous Year Papers
Syllabus
Test Series
Important Exams
Super Coaching
Testbook USA SAT Exam
Testbook USA ACT Exam
US College Admissions Guide
Testbook Edu Solutions Pvt. Ltd.
1st & 2nd Floor, Zion Building,
Plot No. 273, Sector 10, Kharghar,
Navi Mumbai - 410210
[email protected]
Toll Free:1800 833 0800
Office Hours: 10 AM to 7 PM (all 7 days)
Company
About usCareers We are hiringTeach Online on TestbookPartnersMediaSitemap
Products
Test SeriesTestbook PassOnline CoursesOnline VideosPracticeBlogRefer & EarnBooks
Our Apps
Follow us on
Copyright © 2014-2022 Testbook Edu Solutions Pvt. Ltd.: All rights reserved
User PolicyTermsPrivacy
Get Free Access Now
Hot Links： lucky teen patti teen patti master 2023 teen patti gold real cash teen patti master app