Answer:
1. 27
2. 30
Step-by-step explanation:
Simple maths
Answer: Y=-7 X=-9
Step-by-step explanation:
Answer: He is idle for 8.4 hours.
Step-by-step explanation:
Since we have given that
Number of hours he repairs =30 hours
Percentage of hours he worked = 72%
Remaining percentage of hours he remains idle is given by

So, Number of hours he is idle for a driving is given by

Hence, he is idle for 8.4 hours.
Answer: 16 hours
Step-by-step explanation: If 180 miles was completed in 3 hours, it means 60 miles was completed in 1 hour (180 ÷ 3 = 60.) Now we just do 960 ÷ 60 and we get 16 hours of time at a constant speed, assuming no further alterations were made to accelerations.
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Answer:
i think its a
Step-by-step explanation: