BNU1501, Answers to May/June 2022 assignments. Exam questions and answers for 5 years. In addition, there are summary notes, formula sheets and exam preparation questions to guarantee a distinction

BNU1501-S1/ Ass 1/ 2022




BNU1501
Basic Numeracy
Department of Decision Sciences




Important Information

Assignment Solutions: Semester 1 2022
Assignment: 01

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, Question Correct Alternative Question Correct Alternative
1. 3 11. 3
2. 4 12. 4
3. 3 13. 4
4. 2 14. 3
5. 3 15. 1
6. 1 16. 2
7. 1 17. 2
8. 4 18. 1
9. 2 19. 3
10. 1 20. 4


Question 1

a) Round 34.18371 to three decimal digits.
You want to keep three digits, so the “3” will be the last digit.
The next digit to the right of the “3” is “7”, which is greater than 5.
Add 1 to the “3” and drop the “71” part to get 34.184.

b) Round 3.0062 to two decimal digits.
You want to keep two digits, so the “0” will be the last digit.
The next digit to the right of the “0” is “6”, which is greater than 5.
Add 1 to the “0” and drop the “62” part to get 3.01.

c) Round 10.395 to one decimal digit.
You want to keep one digit, so the “3” will be the last digit.
The next digit to the right of the “3” is “9”, which is greater than 5.
Add 1 to the “3” and drop the “95” part to get 10.4.

d) Round 19.489 to the nearest integer.
You want to keep only integers, so the “9” is the last digit.
The next digit to the right of the “9” is “4”, which is less than 5.
Drop the “489” part to get 19.



Question 2

Answers are all found in Chapter 1 of the study Guide.
1. Natural numbers are also called positive integers (b).
2. The most fundamental system of numbers is natural numbers (d).
3. Counting numbers are also called non-negative integers (a)
4. All points on a number line represent a set of real numbers (c).