The arithmetic mean (A) of two numbers (a and b) is given by the formula, and their geometric mean (G) is given by. Their harmonic mean (H) is given by the formula. Which formula correctly gives H in terms of a and b?

Justin rode his bicycle 5.3 miles a day for 17 days straight. How many miles did Justin ride altogether during the 17-day stretch? A. 95.4 B. 90.1 C. 84.4 D. 73.1

When viewing Big Ben in London, you decide that you want to visit the Jubilee Gardens. Instead of traveling by car, you take a boat ride to the Jubilee Gardens.

Simplify the expression. (x^3) ^-5

Determine the scale factor of the following dilation. D O, K (9, 6) → (3, 2)

If cot (theta) = 1.5 and theta is in quadrant 3, what is the value of sin theta

Michael drove from Orlando to Jacksonville in 6 2/3 hours. The next day he drove from Jacksonville to Savannah in 3 3/5 hours. What was Michael's total driving time from Orlando to Savannah?

You have $3000 to use for training your employees each hour of training cost $40 per employee plus a one time $200 fee how many hours of training can you purchase and how many hours of training will each of your employees received

How do you divide big numbers? like for example, 2,673 : 486?

a student was 48 inches tall in 5th grade. now, the student measures 60 inches tall on 8th grade. what is the percent increase of the studet's height

Claire for to a show sale. Everything on the shelf is 35% off the marked price. She falls in love with a pair of red heels that are marked $64.99. if the sales tax is 7.5%, what will the total cost be.?