The diameter of the raw cookie is 2 inches. After baking the cookie, the diameter is 5 inches. By what factor does the cookie expand? A 236% B 220% C 45% D 42% a

Which speed is the fastest (use 1 mile ≈ 1.6 kilometers)? a. 12 miles/hour b. 18 feet/second c. 19 kilometers/hour d. cannot be determined

Does the point (1, sqrt 7) lie on circle shown.

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers