If the coin is flipped 140 times, how many times would you predict that the coin lands on heads?

Stacy goes to country fair with her friends the total cost of rides tickets is given by the equation c=3.5t where c is the total cost of tickets in t is the number of tickets If Stacy bought 15 tickets she would spend?

A skeptical paranormal researcher claims that the proportion of Americans that have seen a UFO, p, is less than 2 in every ten thousand.

A chemical company makes up batches of copper sulfate solution by adding 250 kg of copper sulfate powder to 1000 liters of water. A laboratory chemist wants to make a solution of identical concentration, but only needs 350 mL (0.

A flower vase has a square base with each side 4 inches. The vase is 2 feet tall. The vase must be filled up halfway to keep the flowers healthy. How much water is needed? (Hint: Sketch the vase Volume = l * w*h)

A positive number is 5 times another number if wee subtract 1 from the larger and add 3 to the smaller then one of them becomes 3 times the other

Simplify this expression ... 17c-3+5-5c

Find the domain of the function. (Enter your answer using interval notation.) f (x) = x+3/x^2-1

Answer for - 2x-41=5x-6

Rachel babysits the Michaelson's kids on Saturdays for 4 hours and is paid $12.50 per hour. On Sundays, she babysits at the Smith's for 4 hours and is paid $14.50 per hour?

9. Krishnan predicted that 65% of the students in his school think pizza is the best meal in the cafeteria. To test his prediction, he surveyed a random sample of 140 students and recorded the number who think pizza is the best meal.