20^2 - 16^2 = 144
[square root] 144= 12m
12m
Answer:
This problem has been solved: ... a department store polled 700 shoppers regarding whether or not they made a purchase and whether or not they were pleased ... Of those who made no purchase, 201 were happy with the service and 215 were not. ... We know that number of event of a purchase and a happy with service is.
Step-by-step explanation:
Answer:
Markers make up 15% of the inventory.
Step-by-step explanation:
There are 60 total items and 9 of them are markers. 9 is 15% of 60
Answer:
50
Step-by-step explanation: