How many different arrangements of 3 letters can be formed if the First letter must be W or K

Assume that A and C are vertical angles. If C = 27°, then what is the measure of A?

The equation of a line is 5 x 2 y = 9. What is the slope of this line?

Rye bread contains 3/250 fat, 13/25 protein, and 9/20 carbohydrates. Butter contains 4/5fat, 1/250 protein, and 1/200 carbohydrates. How much fat, protein, and carbohydrates are in 5kg of bread, and how much is there in 500g of butter?

Which graph shows the solution to the inequality 4d - 6 < 16

The ratio 70 to 90 is

If 5X=2Y and Y=10, what does 7X equal?

Convert 12 fl oz/sec to cups/min.

540 less than the product of 54 and a number is 918.

12^r=13 round to the nearest ten thousandth

A bicyclist is riding on a path modeled by the functions f (x) = 0.08x, when x and f (x) are measured in miles. Find the rate of change of elevation at x = 2.