Linear Relations - Rate of Change and Initial Value
30 tutor-authored questions for this Ontario curriculum expectation, ordered easiest to hardest, every one with a full worked solution. Work through all 30 with your weekly-lesson access code.
Sample: the first question, solved
A vending machine service charges $15 plus $0.75 per item restocked. What is the initial value?
📘 Worked solution
✓The initial value is the fixed starting amount before any items are restocked. Initial value = 15.
And one from the hard end
"Two phone plans: Plan E costs $25 plus $0.04/text; Plan F costs $10 plus $0.09/text. For someone who sends 400 texts a month, which plan is cheaper, and by how much?"
Solution shown after you try it in practice mode.
Work through all 30, easiest to hardest
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