You are randomly picking a number between 1 and 20, inclusive. What is the probability of selecting a

Mathematics

2 answers:

julsineya [31]3 years ago

5 0

Answer:

of favourable events = 4, (which includes 1, 4, 9, 16). And, total number of observations are 20. So, the probability of picking a square number between 1 and 20 is 1/5.

Step-by-step explanation:

andrey2020 [161]3 years ago

4 0

Answer:

Answer is 20% chance. (20/100 or 4/20)

Step-by-step explanation:

There are 4 perfect squares in a number set 1-20.

1,4,9, and 16.

So that is 4/20. I multiplied the fraction by 5 to get 20/100 to get 20%

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I think of a number, add 3 to it and multiply the result by 7.

Alla [95]

Answer:

$7(x + 3)$

Step-by-step explanation

thinked number = x

add 3 = +3

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multiply the result by 7

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hope this helps

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good luck! have a nice day!

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