1\8 is the probability flipping a coin three times and getting three heads in a row
Answer:
D. (6,6)
Step-by-step explanation:
Given the system of two equations

1. Add these two equations:

2. Subtract these two equations:

Hence, the solution to the system is (6,6)
5X+yb=zmh
5x+yb-yb=zmh-yb
5x=zmh-yb
5x/5=zmh/5-yb/5
x=mhz-by/5
Cost of ink and cartridges
86+24=110
150-110=40
she received 40 dollars change
Step-by-step explanation:
Mean = Average : Sum of the data ÷ Number of data
So find the average number of lates per student
4 = Lates
30 (sum of frequencies) = Frequencies
So 4 ÷ 30 = 7.5
Therefore the answer is 7.5..