Loading [MathJax]/jax/output/CommonHTML/jax.js

CBSE Questions for Class 8 Maths Linear Equations In One Variable Quiz 5 - MCQExams.com

The sum of two consecutive odd natural numbers is 140. Find the bigger number.
  • 85
  • 71
  • 91
  • 69
In a shooting competition a marksman receives 50 paise if he hits the mark and pays 20 paise if he misses it. He tried 60 shots and was paid Rs. 1.30. How many times did he hit the mark?
  • 10
  • 19
  • 14
  • 12
Solve: 8x+214=3x+7 , then x=
  • 29
  • 720
  • 617
  • 421
Some part of a journey of 555 km was completed by a car with speed 60 km/h. Then the speed is increased by 15 km/h and the journey is completed. If it takes 8 hours to reach, find the time taken by 60 km/h speed.
  • 11
  • 8
  • 13
  • 3
If x=m+1 and 13(6x3)(83x)=11; find the value of m.
  • m=7
  • m=6
  • m=2
  • m=3
The angles of a triangle are 2(x7) , 32(x1) and 3(x+11) . Find x and then show that the triangle is isosceles.
  • 15
  • 18
  • 22
  • 25
The measures of the angles of a triangle are 2x,x+25 and 3x+5. Find x and then show that the triangle is isosceles.
  • 25
  • 15
  • 28
  • 12
The difference between 34 of a line and 25 of the same line is 28 cm. Find the length of the line.
  • 39cm
  • 45cm
  • 80cm
  • 40cm
A boy has x coins of 50 paise each,2x coins of 25 paise each, 4x coins of 10 paise each and 8x coins of 5 paise each. Find the number of 5 paise coins if the value of all the coins is Rs. 9.
  • 40
  • 20
  • 500
  • 300
If (2ax+1)(3x+1)=6a(x+1) and x=1, find the value of a.
  • 1
  • 4
  • 3
  • 2
Two numbers are in the ratio 4:7. If thrice the larger be added to twice the smaller, the sum is 59. Find the numbers.
  • 8429 and 14729
  • 8334 and 1475
  • 8334 and 14625
  • 8429 and 14219
In an examination, a student scores 4 marks for every correct answer and loses 1 mark for every wrong answer. If he attempts in all 60 questions and secures 130 marks, the number of questions he attempts correctly, is ___
  • 35
  • 38
  • 40
  • 42
Amit is now 6 times as old as his son. Four years from now, the sum of their ages will be 43 years. Determine Amit's present age:
  • 30 years
  • 32 years
  • 34 years
  • 28 years
If  13(74x)14(115x)+1=x12(3x7), then x=
  • 1
  • 9
  • 6
  • 7
The ten's digit of a two digit number exceeds its unit's digit by 4. If the ten's digit and the unit's digit are in the ratio 3:1, find the number.
  • 62
  • 51
  • 65
  • 85
Solve the following equation: 
45(x+56)+23(x14)=119
  • 519
  • 516
  • 514
  • 512
A farmer divides his herd of x cows among his 4 sons so, that first son gets-one-half of the herd, the second son get, one-fourth, the third son gets one-fifth, and the fourth son gets 7 cows, then the value of x is : 
  • 100
  • 140
  • 160
  • 180
Out of six consecutive numbers the sum of first three is 27. What is the sum of next three?
  • 30
  • 40
  • 36
  • 45
I bought a number of books one day, four times of them on the next day, and eight times on the third day, In all I bought 78 books. How many books did I buy on the second  day?
  • 6
  • 8
  • 16
  • 24
  • 36
The difference of the squares of two consecutive even natural numbers isTaking x as the smaller of the two numbers, form an equation in x, and hence find the larger of the two numbers.
  • 18
  • 24
  • 23
  • 21
The difference between two numbers is 8 and their ratio is 1:5. Which of the following is the smaller number?
  • 24
  • 8
  • 10
  • 2
The solution of the equation 
3a23+2a+32=a+76 is
  • a=2
  • a=13
  • a=2
  • a=12
The sum of one-half, one third and one-fourth of a number exceeds the number by 12. What is the number?
  • 72
  • 144
  • 98
  • 156
Find the value of y in the equation : 
(23y)+4y9y(8y+7)=45
  • 18
  • 9
  • 38
  • 32
Solve for x2x+32=52(x4)3.
  • 53
  • 1229
  • 3710
  • None of these
X buys pens and pencils at Rs. 5 and Rs. 1 per piece respectively. For every two pens, he buys three pencils. He sold pens and pencils at 12 % and 10 % profit respectively. If his total sale is Rs. 725, then the number of pencils exceeds the number of pens by
  • 25
  • 50
  • 75
  • 90
A candidate in an examination was asked to find 514 of a certain number. By mistake he found 54 of it. Thus his answer was 25 more than the correct answer. What was the number? 
  • 28
  • 56
  • 65
  • 20
Solve for x: 3x4(x1)3=(x2)2.
  • 9
  • 14
  • 16
  • 11
The solution of the the equation 
5(3x+5)=2(7x4) is
  • x=17
  • x=33
  • x=33
  • x=17
If two third, one half and one seventh of a number is added to itself the result is 37. Find the number.
  • 14297
  • 16297
  • 18297
  • None
0:0:2


Answered Not Answered Not Visited Correct : 0 Incorrect : 0

Practice Class 8 Maths Quiz Questions and Answers