John traveled 150km in 6 hours and alice traveled 180km in 4 hours. what is the ratio of the average speed of john to average sp
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Answer:
Step-by-step explanation:
x - number of adults
y - number of campers
<em>The room for 200 people</em>: x + y ≤ 200
<em>Each adult costs $4, and each camper costs $3</em>: 4x and 3y
<em>A maximum budget of $750</em>: 4x + 3y ≤ 750