PAPA Mathematics Skills & Reasoning 4

Question 1

If a shirt originally costs $48 and is discounted by 25%, what is the sale price?

Accepted Answer

$36

Answer

Discount = 0.25 × $48 = $12; sale price = $48 − $12 = $36.

Question 2

What is the slope of a line passing through (2, 5) and (6, 13)?

Accepted Answer

2

Answer

Slope = (13 − 5)/(6 − 2) = 8/4 = 2.

Question 3

Which expression is equivalent to √(50)?

Accepted Answer

5√2

Answer

√50 = √(25 × 2) = 5√2.

Question 4

A cylindrical tank has a radius of 3 m and height of 10 m. What is its volume? (Use π ≈ 3.14)

Accepted Answer

282.6 m³

Answer

V = πr²h = 3.14 × 9 × 10 = 282.6 m³.

Question 5

If 4/5 of a number is 36, what is the number?

Accepted Answer

45

Answer

(4/5)n = 36 → n = 36 × (5/4) = 45.

(PAPA) Pre-service Academic Performance Assessment Practice Test