OPM1501
Assignment 4
Due 7 August 2025
, OPM1501 Assignment 4 Answers
(𝑎+𝑏)
1. The formula 𝐴 = × ℎ is used to calculate:
2
A. Area of a trapezium
2. The volume of this liquid (from the diagram):
C. 75 ml
3. Which metric units measure volume?
D. 2 or more of the above are true
(ml and cm³ both measure volume)
4
4.1 The values 57 and 43 are:
The mode (values that appear most frequently)
4.2 57 is:
A mode and an age value that appears twice
4.3 Mean = Sum of ages / Number of females
25 + 74 + 78 + 57 + 36 + 43 + 57 + 89 + 56 + 91 + 43 + 33 + 61 + 67 + 52
=
15
865
= = 57.67
15
Mean = 57.67 years
5.
Total mass of 50 pumpkins = 50 × 2.1 = 105 kg
Assignment 4
Due 7 August 2025
, OPM1501 Assignment 4 Answers
(𝑎+𝑏)
1. The formula 𝐴 = × ℎ is used to calculate:
2
A. Area of a trapezium
2. The volume of this liquid (from the diagram):
C. 75 ml
3. Which metric units measure volume?
D. 2 or more of the above are true
(ml and cm³ both measure volume)
4
4.1 The values 57 and 43 are:
The mode (values that appear most frequently)
4.2 57 is:
A mode and an age value that appears twice
4.3 Mean = Sum of ages / Number of females
25 + 74 + 78 + 57 + 36 + 43 + 57 + 89 + 56 + 91 + 43 + 33 + 61 + 67 + 52
=
15
865
= = 57.67
15
Mean = 57.67 years
5.
Total mass of 50 pumpkins = 50 × 2.1 = 105 kg
