The mean score of a placement exam for entrance into a math class is 80, with a standard deviation of 10. Use the empirical rul
1 answer:
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Answer:
See explanation
Step-by-step explanation:
Consider the natural number
If is the natural number, then
are next two natural numbers, so numbers
and
are three consecutive numbers.
Given three consecutive natural numbers, one of them is always even number and one of them is always multiple of 3, so the product
is divisible by 6.