Question 1

The expanded form of (3x+4) $^2$ ^{is ______________________________________}

Accepted Answer

9x² + 24x + 16

Answer

9x² + 12x + 16

Answer

3x²+ 24x+16

Answer

3x²+ 12x+16

Question 2

What is the value of 2x ²-3x +5, if x=-2?

Accepted Answer

19

Answer

-17

Answer

3

Answer

-9

Question 3

Consider the following scores of 15 students in a 24 item test in English:

3,11,12,12,19,22,23,24,20,13,15,19,16,10,7. How will you compute the range?

Accepted Answer

Range =24-3

Answer

Range =24-15

Answer

Range =7-3

Answer

Range =3-24

Question 4

What is the product of 2³ x⁵ and 2x³?

Accepted Answer

16x8

Answer

12x8

Answer

8x8

Answer

4x8

Question 5

What is the mean of the following grades? 97,92,96,95,90

Accepted Answer

94

Answer

95

Answer

96

Answer

93

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