Answer: Your answer is: C. The range of the speeds after the course is smaller than the range of the speeds before the course.
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Answer:

Step-by-step explanation:
Given

Required
Solve:
Apply the following law of logarithm:

So, we have:

Using calculator, we have:


Approximate

1. you have a 50 50 chance
2. 4/52 chance
Reason
1. coins only have two sides
2. there are 4 kings in a deck of 52 cards
Answer:
Step-by-step explanation:
Diagonals of square bisect each other at 90°
∠9 = 90°
4x - 10 = 90
4x = 90 +10
4x = 100
x = 100/4
x = 25