Answer: C. the graph contains (1, 1/10)
Step-by-step explanation:
When x=1, 
.
If you add all them together you get the answer of 454/45
Answer:
8.
60 * 2 + 30 = 150km
225 - 150 = 75km
50km/h and 75km, so 1.30h
1.30 + 2.30 + 0.10 = 4.10h
Im not very good at english so I dont know how to explain...
9.
1.30 - 47 = At 12.43
Answer:
Probability that both such alarms fail is 0.03027
Step-by-step explanation:
Probability the alarm fails = 0.174 (this is calculated by dividing the percentage by 100 like: 17.4/100)
Probability that both such alarms fail = 0.174 * 0.174 = 0.03027
