The probability that a student guesses the correct answer to a four-choice multiple-choice question is P(correct)=0.25. How many correct answers should a student expect to guess on a test with 48 four-choice multiple-choice questions?

c.

step-by-step explanation:

she should of added 9^2 and 12^2. that is because it is a^2+b^2=c^2. c^2 is the hypotenuse and should always be bigger than the other two numbers. which is why she should of added 9 squared and 12 squared together instead of 15 squared.

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step-by-step explanation:

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