Selective Test Mathematical Reasoning 3

Question 1

What is the area of a circle with radius 7 cm? (Use π ≈ 3.14)

Accepted Answer

153.86 cm²

Answer

43.96 cm²

Answer

219.8 cm²

Answer

307.72 cm²

Question 2

A triangle has angles measuring 45° and 65°. What is the measure of the third angle?

Accepted Answer

70°

Answer

60°

Answer

80°

Answer

110°

Question 3

The mean of five numbers is 14. Four of the numbers are 10, 12, 16, and 18. What is the fifth number?

Accepted Answer

14

Answer

12

Answer

13

Answer

16

Question 4

A square has a diagonal of 10 cm. What is its area?

Accepted Answer

50 cm²

Answer

25 cm²

Answer

70.7 cm²

Answer

100 cm²

Question 5

The following test scores were recorded: 72, 85, 90, 68, 85, 78, 85, 92. What is the mode?

Accepted Answer

85

Answer

72

Answer

82.5

Answer

90

Question 6

What is the volume of a rectangular prism with length 8 cm, width 5 cm, and height 3 cm?

Accepted Answer

120 cm³

Answer

80 cm³

Answer

160 cm³

Answer

200 cm³

Question 7

A line passes through points (2, 3) and (4, 7). What is the slope of the line?

Accepted Answer

2

Answer

1

Answer

3

Answer

4