Solve the problem.The density of a substance is 2.87 grams per cubic centimeter. An empty cylindrical container has a mass of 72 grams, is 11.3 cm tall, and has a radius of 5 cm. What is the mass of the filled container? Round your answer to the nearest tenth of a gram.
A. 2619.1 grams
B. 509.4 grams
C. 887.5 grams
D. 959.5 grams
Answer: A
Mathematics
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Find the probability. Round to the nearest ten-thousandth when necessary.A bag contains 6 cherry, 3 orange, and 2 lemon candies. You reach in and take 3 pieces of candy at random. What is the probability that you have at least 2 cherry candies?
A. 0.4909 B. 0.3362 C. 0.5758 D. 0.1515
Mathematics
Convert the equation given in rectangular form into polar form.x = 10
A. cos ? = 10
B. r =
C. r = 10
D. r =
Mathematics
Solve the problem.In a chemistry class, 7 liters of a 4% silver iodide solution must be mixed with a 10% solution to get a 6% solution. How many liters of the 10% solution are needed?
A. 4.5 L B. 2.5 L C. 7.0 L D. 3.5 L
Mathematics
Perform the indicated operations. +
-
A. -
B.
C. -
D.
Mathematics