no u can only buy 6, or u dont have enough money for 7
You first work out the mean then for each number subtract the mean and square the result then work out the mean of those squared differences and take the square rot of that and you're done :)
Answer:30 degrees
Step-by-step explanation: it cannot be 180 or 90 because the 90 is a right angle and 180 it a straight line,60 is already shown which means it is 30
12 oz/16 weeks divided = uses a ounce every 1.33 weeks
1.33 weeks X 18 ounces = 23.94 estimate 24 weeks
