Answer: there are 18 necklaces made in 3 hours
Step-by-step explanation:
The median is the moddle number of a data set. If the number of numbers is even add the 2 middle numbers and divide by 2.
Median = (7+7)÷2 = 7
The mean is the averagw value in a data set. You find it be adding all the numbers and then divide the answer by the number of numbers.
Mean: (6+6+6+7+7+7+8+8+8+9) ÷ 10
= 72 ÷ 10 = 7.2
Happy to help! Marking my answer as the Brainliest would really be aprreciated.
Gavin's number is 68.6
Equation: 1/2(x) = 34.3
Use inverse operations on both sides.
1/2(x) = 1x or x = 34.3(2)
34.3(2) = 68.6
Thus, x equals 68.6