What is cos (x°) = cos (57°) cos (94°) - sin (57°) sin (94°)

Two cards are drawn from a well-shuffled deck of 52 playing cards. let x denote the number of aces drawn. find p (x = 0). (round your answer to three decimal places.)

If you answered 11 questions correct on a test with 24 total questions, what percent did you answer correctly?

What is the answer to 1/8:1/2

Use the complex conjugate to find the absolute value of 8+12i

Write each ratio in simplest fractional form. 1. 16 dogs and 9 cats 2. 99 miles to 6 gallons 3. 4 frogs to 9 lily pads 4. 6 cups of milk to 4 cups of flour 5. 6 girls to 13 boys

After tossing the same coin 10 times, you are surprised to find that tails has come up 8 times. You therefore conclude that this coin is not fair and that the probability of getting tails with this coin is 0.80.

One polygon has a side of length 2 feet. A similar polygon has a corresponding side of length 4 feet. The ratio of the perimeter of the smaller polygon to the larger is 2/1 or 1/2 or 1/4

Maxine spent 15 hours doing homework last week. this week she spent 18 hours doing homework. she says she spent 120% more time doing homework this week. is she correct? show your work to justify your decision.

Answer key to why did the snake stick his head in the rabbits mouth worksheet

What is the ration of 4/20 and 1/5