CBSE Questions for Class 7 Maths Simple Equations Quiz 5 - MCQExams.com

What value of $$x$$ that makes the following equation true ( using trail and error method) ?
$$\dfrac{x+5}{2} = 3$$
  • $$x = 0$$
  • $$x = 1$$
  • $$x = 2$$
  • $$x = 3$$
Find the suitable value of $$x$$ for the following equation by trial and method:
$$2x-21 = 21$$
  • $$x = 20$$
  • $$x = 21$$
  • $$x = 22$$
  • $$x = 23$$
What is the method of finding a solution by trying out various values for the variable called?
  • Trial method
  • Trial and error method
  • Substitution method
  • Testing method
Solve the equation $$x-10 = 5 $$ using trial and error method.
  • $$x = 5$$
  • $$x = 10$$
  • $$x = 15$$
  • $$x = 20$$
Evaluate using trial and error method:
$$2(x+5) = 10 $$
  • $$x = 0$$
  • $$x = 1$$
  • $$x = 2$$
  • $$x = 3$$
If $$\dfrac{x}{2} = \dfrac{3}{2}$$, what is the value of $$x$$? ( using trail and error method)
  • $$x = 0$$
  • $$x = 1$$
  • $$x = 2$$
  • $$x = 3$$
Choose the set that has solution for the equation $$x + 4= 10$$
  • $$3$$
  • $$6$$
  • $$1$$
  • none of the above
What value of $$x$$ makes $$4x-3 = 17$$ a true statement.
  • $$x = 2$$
  • $$x = 3$$
  • $$x = 4$$
  • $$x = 5$$
Choose the value of $$x$$ that satisfies the equation $$ 6x = 12$$.
  • $$x = 2$$
  • $$x = 3$$
  • $$x = 4$$
  • None of these
Use trial amd error method, find the value of $$t$$ if $$\dfrac{t}{4} = 4$$.
  • $$x = 4$$
  • $$x = 8$$
  • $$x = 12$$
  • $$x = 16$$
Determine the value of $$x$$ using trail and error method if $$x+10 = 17$$.
  • $$x = 3$$
  • $$x = 5$$
  • $$x = 7$$
  • $$x = 9$$
Which of the following equation/s has/have $$x= 3 $$ solution?
  • $$x+3 = 6$$
  • $$x+4 = 6 $$
  • $$ 2x = 6$$
  • $$x+5 = 8$$
Choose the equation for which $$x =2$$ is a solution.
  • $$x+1 = 5 $$
  • $$x+3 = 5 $$
  • $$x+5 = 5 $$
  • None of these
Use trial and error method, find the value of $$x$$ if $$5x = 25$$.
  • $$x = 3$$
  • $$x = 4$$
  • $$x = 5$$
  • $$x = 6$$
The equation of curve is given as $$y=x^ {2}+2-3x$$ The curve intersects the x-axis at
  • $$(1,0)$$
  • $$(2,0)$$
  • Both $$(1)$$ and $$(2)$$
  • $$No\ where$$
which of the following is an expression in the variable?
  • x+y
  • x+y-z
  • x+1
  • 3
0:0:1


Answered Not Answered Not Visited Correct : 0 Incorrect : 0

Practice Class 7 Maths Quiz Questions and Answers