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3 years ago

10

A quiz has 1 true-false question and 2 multiple choice questions that each have 4 answers. What is the probability that someone

guessing all 3 answers will get 100% on the quiz?
1/32
1/27
3/10

1 answer:

BlackZzzverrR [31]3 years ago

8 0

3/10 because there is true false question which is only 2 option. Than 2 multiple choice which would be 8 8+2=10

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Zielflug [23.3K]

Answer:

11.43

Step-by-step explanation:

10 divided by 7/8

Set the expression:

(10/(7/8))

To solve, flip the denominator fraction, and make the division into multiplication:

((10 x 8)/7)

Multiply across, then divide:

(80)/7

Divide:

80/7 = 11.43 (rounded)

11.43 is your answer.

~

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4 years ago

Read 2 more answers

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vesna_86 [32]

Answer:

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3 years ago

A forest covers 31,000 acres. A survey finds that 0.8% of the forest is old-growth trees. How many acres of old-growth trees

Murrr4er [49]

Answer:

248 acres

Step-by-step explanation:

A forest covers 31,000 acres

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2 years ago

if you have the numbers 1,4,5 and 8 in in a box and Kelly randomly chose one tile and placed it back and chose another tile what

chubhunter [2.5K]

hello

to solve this question, we need to use know the number of possible outcomes

$\begin{gathered} \text{probability = }\frac{nX}{nS} \\ S=\text{ number of possible outcomes} \\ X=\text{ number of events} \end{gathered}$

let's find the number of possible outcomes

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$undefined$

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1 year ago

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pav-90 [236]

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3 years ago