The average of first 8 multiples of 8 is.
Answer & explanation
Correct answer: option 3
The correct answer is Option 2: 36
Step 1: Write the multiples: 8, 16, 24, 32, 40, 48, 56, 64
Step 2: Use the average formula for an arithmetic sequence
Average = (First term + Last term) / 2
= (8 + 64) / 2
= 72 / 2
= 36
The correct answer is option 2: 36