Brian buys bikes to resell. he applies a mark up of 15%. write two expressions to represent the selling price. let (b) represent the original cost of the bike.

What is 0.21 with the one repeating as a fraction?

X-6/4=3 what is x?

The ratio of students packing a lunch to those buying a lunch is 2:9. The number of students buying lunch is how many times the number of students packing a lunch?

If the output number is 27, what was the input number?

You are standing 50 feet from the base of a 100-foot-tall frozen waterfall. Your friend is rappelling down the ice face. Use a graphing calculator to determine the angle of elevation θ when your friend has rappelled 75% of the way down the cliff.

A heart beats 264 beats in 3 minutes. What is the unit rate?

If there is 10 dollars and someone needs to distribute it to 5 people how much is everyone getting

Gross rage refers to the wage an employee earns before deductions are subtracted

The difference between 2 number is 5 and twice the smaller number is 18 more than the larger number. Find the number

A researcher obtained a random sample of 100 smokers and a random sample of 100 non-smokers. After interviewing all 200 participants, the researcher compared the rates of depression between the two groups. This study design would be considered: