Homework #1 – Integers
10 marks
Assigned: Monday, February 28, 2022
Due: Tuesday, March 1, 2022 (Originally of sophistication)
Full this project on a sheet of paper, and submit it bodily to the instructor. Present the steps to obtain full marks.
1. Use the order of operations (PEMDAS) to judge every expression: a) 12 − eight + 10 ÷ 2 × 6 [2] b) 9 + (12 − 23) × −5 [2]
c) 12−−three×5
1−+four[2]
2. A scuba diver is 30 m under sea stage.
A shipwreck is situated 20 m straight under the diver .
And a submarine is situated 5 m straight above the diver .
a) Draw a well-labeled diagram to characterize this info. [3] b) Write an integer to characterize the situation of the diver. [1]