Answer:
Most probably there should be 20 Boys.
Answer:
A or D
Step-by-step explanation:
i did this on khan academy thats why ;)
Answer:
85
Step-by-step explanation:
https://www.calculatorsoup.com/calculators/statistics/mean-median-mode.php
Answer: 15
Step-by-step explanation: 2 minus negative 1 is the same as 2+1. 2 plus 1 is 3 and 5 times 3 is 15. Therefore, 15 is your answer.