Fundamental Counting Principle
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 sandwich shop offers 3 breads and 4 fillings. Find how many different sandwiches are possible.
📘 Worked solution
✓3×4=12.
And one from the hard end
"An employee ID is 2 letters (first letter can't be O or I) then 4 digits. Find the total possible IDs."
Solution shown after you try it in practice mode.
Work through all 30, easiest to hardest
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