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.
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No
X would have to equal 6 or greater as if x was 5
5+3 is the same as 8
Answer:
what's your question I can't understand
Answer:
Actual height of the building 
meters
Step-by-step explanation:
Given
Scale of the drawing
1 cm = 25 meters
This means that any 1 cm line on the map represents a length of 25 meters in actual.
The height of the building on map 
cm
Actual height of the building
meters
Answer:
(x-3)(x+8)
Step-by-step explanation:
