Marco randomly pulled a marble out of a bag and then returned the marble to the bag. He did this 10 times. Three times the marbl
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Answer:
Explanation:
Given
Required
Evaluate the sequence
The sequence shows an arithmetic progression and will be solved using the sum of n terms of an Arithmetic Sequence as follows:
But first, we need to determine the value of n as follows:
Where
So:
Open bracket
Collect Like Terms
Divide through by 2
So:
becomes
<em>Hence, the sum of the sequence is 62750</em>