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Algebra Play: Practice 4

Section A: Core Practice

Question 1mcq
Solve 2x+5=172x+5=17.
A.x=6x=6
B.x=12x=12
C.x=7x=7
D.x=22x=22
Question 2mcq
Which identity correctly expands (a+b)2(a+b)^2?
A.(a+b)2=a2+2ab+b2(a+b)^2=a^2+2ab+b^2
B.a2−ab+b2a^2-ab+b^2
C.a2−b2a^2-b^2
D.a2+b2a^2+b^2
Question 3mcq
A school buys xx notebooks for ₹3 each and pays ₹12 delivery. Which expression gives the total cost?
A.3x+123x+12
B.3+x+123+x+12
C.36x36x
D.12x+312x+3
Question 4mcq
A school buys xx notebooks for ₹3 each and pays ₹12 delivery. Which expression gives the total cost?
A.3x+123x+12
B.12x+312x+3
C.3+x+123+x+12
D.36x36x
Question 5mcq
Evaluate 2x2−3x+12x^2-3x+1 when x=2x=2.
A.55
B.−1-1
C.33
D.22
Question 6mcq
Simplify 2x+3+3x+42x+3+3x+4.
A.5x+125x+12
B.5x+75x+7
C.2x+72x+7
D.10x10x

Section B: Reasoning and Application

Question 7mcq
Simplify 2x+3+3x+42x+3+3x+4.
A.10x10x
B.5x+75x+7
C.5x+125x+12
D.2x+72x+7
Question 8mcq
Solve 7x=147x=14.
A.x=98x=98
B.x=2x=2
C.x=7x=7
D.x=21x=21
Question 9mcq
Solve 2x+5=172x+5=17.
A.x=6x=6
B.x=22x=22
C.x=12x=12
D.x=7x=7
Question 10mcq
Which identity correctly expands (a+b)2(a+b)^2?
A.a2−ab+b2a^2-ab+b^2
B.(a+b)2=a2+2ab+b2(a+b)^2=a^2+2ab+b^2
C.a2−b2a^2-b^2
D.a2+b2a^2+b^2
Question 11mcq
A school buys xx notebooks for ₹3 each and pays ₹12 delivery. Which expression gives the total cost?
A.36x36x
B.12x+312x+3
C.3x+123x+12
D.3+x+123+x+12
Question 12mcq
A school buys xx notebooks for ₹3 each and pays ₹12 delivery. Which expression gives the total cost?
A.36x36x
B.12x+312x+3
C.3x+123x+12
D.3+x+123+x+12