Answer the question.A pair of fair dice are rolled. Let E be the event that a one shows on the first die. Let F be the event that the total showing is even. Are E and F independent events?
A. Yes
B. No
Answer: A
Mathematics
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Simplify.
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.A chemist needs 190 milliliters of a 66% solution but has only 42% and 99% solutions available. Find how many milliliters of each that should be mixed to get the desired solution.
A. 110 mL of 42%; 80 mL of 99% B. 70 mL of 42%; 120 mL of 99% C. 80 mL of 42%; 110 mL of 99% D. 120 mL of 42%; 70 mL of 99%
Mathematics
Solve the formula for the specified variable.A = P + PRT
for R
A. R = 
B. R = 
C. R = 
D. R = 
Mathematics
Rationalize the denominator.
A. 
B. 
C. 
D. 
Mathematics