Question 1

What is a simple average?

Accepted Answer

A simple average (arithmetic mean) is the sum of all values divided by the count of values. Formula: mean = Σx / n. All values are treated as equally important.

Question 2

What is a weighted average?

Accepted Answer

A weighted average assigns different importance (weights) to different values. Formula: weighted average = Σ(x·w) / Σw. Used when some values matter more than others — like GPA or portfolio returns.

Question 3

How do I calculate average blood pressure?

Accepted Answer

Take multiple readings at rest and average the systolic (top number) and diastolic (bottom number) separately. Our blood pressure average calculator does this automatically and shows your AHA category.

Question 4

How do I calculate my new salary after a raise?

Accepted Answer

Multiply your current salary by (1 + raise percentage / 100). A $60,000 salary with a 5% raise becomes $63,000. Our pay raise calculator shows new hourly, weekly, bi-weekly, monthly, and annual pay instantly.

Question 5

How much income tax do Canadians pay?

Accepted Answer

Canadian income tax depends on your province and income level. Federal rates range from 14.5% to 33%. Combined federal and provincial marginal rates range from about 20% to over 53% depending on province and income bracket.

Question 6

What is the TFSA contribution limit for 2025?

Accepted Answer

The 2025 TFSA annual contribution limit is $7,000. The total cumulative room since 2009 is $102,000 for those who have been eligible since the TFSA was introduced.

Question 7

What is the Canadian mortgage stress test rate for 2025?

Accepted Answer

The OSFI mortgage stress test qualifying rate is the higher of your contract rate plus 2%, or the minimum floor rate of 5.25%. Borrowers must qualify at this rate even if their actual rate is lower.

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