Find the probability.
-Find the probability of correctly answering the first 4 questions on a multiple choice test if random guesses are made and each question has 3 possible answers.
A) $\frac { 1 } { 64 }$
B) $\frac { 3 } { 4 }$
C) $\frac { 1 } { 81 }$
D) $\frac { 4 } { 3 }$

Question

Find the probability.
-Find the probability of correctly answering the first 4 questions on a multiple choice test if random guesses are made and each question has 3 possible answers. 
A) $\frac { 1 } { 64 }$
B) $\frac { 3 } { 4 }$
C) $\frac { 1 } { 81 }$
D) $\frac { 4 } { 3 }$

Quizplus · Accepted Answer

The probability of guessing one question correctly is $\frac{1}{3}$ since there are 3 possible answers. For 4 questions, the probability is $(\frac{1}{3})^4 = \frac{1}{81}$.

Find the Probability 164\frac { 1 } { 64 }641​ B) 34\frac { 3 } { 4 }43​

Find the Probability $\frac { 1 } { 64 }$ B) $\frac { 3 } { 4 }$