Answer:
3/10
Step-by-step explanation:
An hour is 60 mins
so the fraction would be 18/60
Then you can divide both numbers by 6 to 3/10
Answer:
mean: 8.9, median: 9, mode: 3, range: 14, standard deviation: 5.1
Step-by-step explanation:
The mean is all the numbers added up, divided by how many numbers there are. To get the median you arrange the numbers biggest to smallest and find the middle number.
Answer:
-4x - 6
Step-by-step explanation:
2(x + 2) - x + 3(-x-2) - (2x + 4)
=> 2x + 4 - x + -3x - 6 - 2x - 4
=> 2x - 2x - x - 3x + 4 - 6 - 4
=> -4x - 6
Answer: he got 30 of them correctly
Step-by-step explanation: because 30% of 100 is 30.
Answer:
x = 25/6
Step-by-step explanation:
1. Make an Equation
8x - 14 = 2x + 11
2. Subtract 8x - 2x
6x - 14 = 11
3. Add 14 + 11
6x = 25
4. Divide 25 by 6
x = 25/6