PLEASE HELP ILL GIVE BRAINLY!!!!!!
1 answer:
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Answer:
Step-by-step explanation:
Let the time flown by the flying carpet be . Then, we have that
.
We multiply both sides of the equation by to get
.
We subtract from both sides to get
.
We divide both sides of the equation by .
We know that the speed of the flying carpet in still wind is the average of the rates of the speed of the flying carpet with the wind and against the wind.
The speed with wind is mph.
The speed against wind is mph.
The speed in still wind is .
Therefore, the answer is and we're done!
Answer:
Greg worked more than 20 hours.
Step-by-step explanation:
Let's solve the inequality for so we know how many hours Greg worked:
Step 1. Subtract 25 from both sides of the inequality
Step 2. Divide both sides by 14
We can conclude that Greg worked more than 20 hours.