Find the expected value.A new light bulb has been found to have a 0.02 probability of being defective. A shop owner receives 500 bulbs of this kind. How many of these bulbs are expected to be defective?
A. 20
B. 100
C. 10
D. 500
Answer: C
Mathematics
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Use linear programming to solve the matrix game with the given payoff matrix.A = 
A. 
= 
, 
= 
, value = 
B. 
= 
, 
= 
, value = 
C. 
= 
, 
= 
, value = 
D. 
= 
, 
= 
, value = 
Mathematics
Solve the system by graphing.
A. (1, 5) B. (1, 1) C. Infinitely many solutions D. Inconsistent
Mathematics
Find the exact value of the logarithmic expression.log4 
A. 3
B. -3
C. 
D. - 
Mathematics
Identify the place value of the underlined digit.1.7
93
A. Hundreds place B. Tenths place C. Hundredths place D. Ten-thousandths place
Mathematics