Algebra Test

Result

Algebra Test - 13

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Weekly Quiz Competition

Question 1
1 / -0

In the expression $$-36y$$ the variable part is

A
$$-x$$

B
$$y$$

C
$$36$$

D
$$-36$$

Solution
Question 2
1 / -0

What is the method of finding a solution by trying out various values for the variable called?

A
Trial method

B
Trial and error method

C
Substitution method

D
Testing method

Solution
Question 3
1 / -0

Solve the equation $$x-10 = 5 $$ using trial and error method.

A
$$x = 5$$

B
$$x = 10$$

C
$$x = 15$$

D
$$x = 20$$

Solution
Question 4
1 / -0

Evaluate using trial and error method:
$$2(x+5) = 10 $$

A
$$x = 0$$

B
$$x = 1$$

C
$$x = 2$$

D
$$x = 3$$

Solution
Question 5
1 / -0

What value of $$x$$ makes $$4x-3 = 17$$ a true statement.

A
$$x = 2$$

B
$$x = 3$$

C
$$x = 4$$

D
$$x = 5$$

Solution
Question 6
1 / -0

Choose the value of $$x$$ that satisfies the equation $$ 6x = 12$$.

A
$$x = 2$$

B
$$x = 3$$

C
$$x = 4$$

D
None of these

Solution
Question 7
1 / -0

Use trial amd error method, find the value of $$t$$ if $$\dfrac{t}{4} = 4$$.

A
$$x = 4$$

B
$$x = 8$$

C
$$x = 12$$

D
$$x = 16$$
Question 8
1 / -0

If the perimeter of rectangle is given by $$2(a+b)$$, where $$a$$ and $$b$$ denotes the length and breadth of the rectangle respectively.. The variable used here are ____ and ____.

A
$$2$$ and $$a$$

B
$$2$$ and $$b$$

C
$$a $$ and $$b$$

D
$$2, a$$ and $$b$$

Solution
Question 9
1 / -0

If $$a$$ represent the side of a square, then perimeter of the square is ____.

A
$$2a$$

B
$$4a$$

C
$$6a$$

D
$$8a$$

Solution

Given side of square: $$a$$ units
We know $$\textit{Perimeter of square} = 4 \times side$$

$$\therefore$$ the required expression here is $$4a$$
Question 10
1 / -0

If $$\dfrac{x}{2} = \dfrac{3}{2}$$, what is the value of $$x$$? ( using trail and error method)

A
$$x = 0$$

B
$$x = 1$$

C
$$x = 2$$

D
$$x = 3$$