OPM1501
Assignment 4 2025
Unique #: 147556
Due Date: 7 August 2025
Detailed solutions, explanations, workings
and references.
+27 81 278 3372
, QUESTION 1
Correct Answer: A. Area of a trapezium
This formula calculates the area of a trapezium (trapezoid), where a and b are the
lengths of the parallel sides and h is the height.
QUESTION 2
Correct Answer: C. 73 ml
We measure the liquid volume at the bottom of the meniscus, which aligns with 73
ml.
QUESTION 3
Correct Answer: A. ml
millilitre (ml); litres (l) and kilolitres measure volume.
QUESTION 4
Arranging the data in ascending order:
25, 33, 36, 43, 43, 52, 56, 57, 57, 61, 67, 74, 78, 89, 91
4.1
57 and 43 are the most frequently occurring values in the dataset. They are called
the modes.
So, they represent the modal ages in the data. (They are the most common ages
among the 15 females.)
4.2
Varsity Cube 2025 +27 81 278 3372
Assignment 4 2025
Unique #: 147556
Due Date: 7 August 2025
Detailed solutions, explanations, workings
and references.
+27 81 278 3372
, QUESTION 1
Correct Answer: A. Area of a trapezium
This formula calculates the area of a trapezium (trapezoid), where a and b are the
lengths of the parallel sides and h is the height.
QUESTION 2
Correct Answer: C. 73 ml
We measure the liquid volume at the bottom of the meniscus, which aligns with 73
ml.
QUESTION 3
Correct Answer: A. ml
millilitre (ml); litres (l) and kilolitres measure volume.
QUESTION 4
Arranging the data in ascending order:
25, 33, 36, 43, 43, 52, 56, 57, 57, 61, 67, 74, 78, 89, 91
4.1
57 and 43 are the most frequently occurring values in the dataset. They are called
the modes.
So, they represent the modal ages in the data. (They are the most common ages
among the 15 females.)
4.2
Varsity Cube 2025 +27 81 278 3372
