GED - General Educational Development Math Test #8 1

Question 1

What is 15% of 240?

Accepted Answer

36

Answer

Convert 15% to a decimal: 0.15 × 240 = 36.

Question 2

Solve for x: 2x + 7 = 19

Accepted Answer

x = 6

Answer

Subtract 7 from both sides: 2x = 12. Divide both sides by 2: x = 6.

Question 3

A triangle has a base of 10 cm and a height of 6 cm. What is its area?

Accepted Answer

30 cm²

Answer

Area of a triangle = ½ × base × height = ½ × 10 × 6 = 30 cm².

Question 4

A student's five quiz scores are 72, 85, 90, 68, and 80. What is the median score?

Accepted Answer

80

Answer

Arranged in order: 68, 72, 80, 85, 90. The middle value (3rd of 5) is 80.

Question 5

Simplify: 4² + √36 − 3 × 2

Accepted Answer

16

Answer

Following order of operations: 4² = 16, √36 = 6, 3 × 2 = 6. Then 16 + 6 − 6 = 16.

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