Answer:
77
Step-by-step explanation:
The range of the data is largest number minus smallest number.
98-21
77
The probability that he first chooses an advanced book and then chooses a beginner book is 6/121.
<h3>Probability</h3>
Given:
Beginner book=2
Intermediate book=6
Instructional piano books=11
Advanced books=3
Hence:
Probability=(2×3)÷(11×11)
Probability=6/121
Therefore the probability that he first chooses an advanced book and then chooses a beginner book is 6/121.
Learn more about probability here: brainly.com/question/24756209
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a corner of a cube connects 3 sides to each other,
then add the side of the cut
so it would have 4 sides
Answer:
thats alot of people don't you think
Step-by-step explanation:
ABCD is a square and a quadrilateral
