ATAR Calculation Fundamentals 2

Question 1

A student scores 72, 85, 91, 68, and 79 on five tests. What is the mean score?

Accepted Answer

79.0

Answer

76.8

Answer

79.5

Answer

80.2

Question 2

What is 3/8 expressed as a decimal?

Accepted Answer

0.375

Answer

0.325

Answer

0.425

Answer

0.275

Question 3

If a car travels 240 km in 3 hours, what is its average speed in km/h?

Accepted Answer

80 km/h

Answer

70 km/h

Answer

75 km/h

Answer

85 km/h

Question 4

Which of the following is equivalent to 2^5 × 2^3?

Accepted Answer

2^8

Answer

2^15

Answer

4^8

Answer

2^2

Question 5

A rectangle has a length of 12 cm and a width of 7 cm. What is its perimeter?

Accepted Answer

38 cm

Answer

84 cm

Answer

19 cm

Answer

42 cm

Question 6

What is 15% of 240?

Accepted Answer

36

Answer

30

Answer

42

Answer

32

Question 7

Simplify the ratio 36:48.

Accepted Answer

3:4

Answer

4:3

Answer

6:8

Answer

9:12