Achievement Test Standardized Achievement Problem Solving 5

Question 1

A box contains 5 red marbles, 3 blue marbles, and 2 green marbles. What is the probability of randomly selecting a blue marble?

Accepted Answer

3/10

Answer

There are 3 blue marbles out of 10 total, so the probability is 3/10.

Question 2

What is the area of a triangle with a base of 12 cm and a height of 5 cm?

Accepted Answer

30 cm²

Answer

Area = ½ × base × height = ½ × 12 × 5 = 30 cm².

Question 3

Which of the following is the greatest common factor (GCF) of 24 and 36?

Accepted Answer

12

Answer

The factors of 24 and 36 both include 12, which is the largest shared factor.

Question 4

A recipe calls for 2¼ cups of flour. If you want to make 2 batches, how much flour do you need?

Accepted Answer

4½ cups

Answer

2¼ × 2 = 4½ cups of flour.

Question 5

A store buys an item for $60 and sells it for $90. What is the percent markup?

Accepted Answer

50%

Answer

Markup = (90 − 60) / 60 × 100 = 30/60 × 100 = 50%.

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