THEA THEA Math 5

Question 1

A store marks up items by 40% of the wholesale cost. If the wholesale cost is $85, what is the selling price?

Accepted Answer

$119

Answer

Markup = 40% × $85 = $34, so selling price = $85 + $34 = $119.

Question 2

Which of the following is the graph of y = –x + 3?

Accepted Answer

A line with negative slope crossing the y-axis at 3

Answer

y = –x + 3 has slope –1 (negative) and y-intercept 3.

Question 3

Evaluate: 5! (5 factorial)

Accepted Answer

120

Answer

5! = 5 × 4 × 3 × 2 × 1 = 120.

Question 4

The volume of a rectangular prism is 360 cm³. If the length is 10 cm and the width is 6 cm, what is the height?

Accepted Answer

6 cm

Answer

V = l × w × h → 360 = 10 × 6 × h → h = 360/60 = 6 cm.

Question 5

What is the value of |–15| + |–8| – |6|?

Accepted Answer

17

Answer

|–15| = 15, |–8| = 8, |6| = 6; so 15 + 8 – 6 = 17.

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