Linear Equations MCQs with Answers

When you reverse the digits of the number $13$, the number increases by $18$. How many other two-digit numbers increase by $18$ when their digits are reversed?

• A.$5$
• B.$6$
• C.$7$
• D.$8$

The solution set of $5x + 8 = 23$ is?

• A.$x = 3$
• B.$x = 5$
• C.$x = 2$
• D.$x = 4$

A relation in which the equality is true only for a number of unknowns is called an?

• A.Identity
• B.Equation
• C.Expression
• D.Inequality

Past Paper MCQ

The numerator of a fraction is 5 less than the denominator. If 1 is added to both the numerator and the denominator, the fraction becomes $\frac{2}{3}$. What is the original fraction?

• A.$\frac{9}{14}$
• B.$\frac{7}{12}$
• C.$\frac{11}{16}$
• D.$\frac{5}{10}$

Find $x$, if $5x + 8 = 23$.

• A.$3$
• B.$5$
• C.$4$
• D.$2$

What is the value of $x$ in the simultaneous equations $7x - 4y = 10$ and $2x + 3y = 65$?

• A.$10$
• B.$15$
• C.$20$
• D.$5$

If $x + 8 = 4$, then $x + 4 =$ ?

• A.$-4$
• B.$0$
• C.$4$
• D.$8$

Two apples and three mangoes cost Rs. 86. Four apples and one mango cost Rs. 112. What is the cost price of an apple?

• A.Rs. 20
• B.Rs. 25
• C.Rs. 30
• D.Rs. 22

There are two numbers such that the sum of the first and three times the second is $53$, while the difference between $4$ times the first and twice the second is $2$. What is the second number?

• A.$12$
• B.$15$
• C.$18$
• D.$21$

Ahmed and Bilal together have 150 PKR. Ahmed has 20 more than Bilal. The money Bilal has is ?

• A.$65$
• B.$85$
• C.$75$
• D.$55$