A high school coach wants to buy new athletic shorts for the 15 members of the basketball team.The coach must spend less than $2
1 answer:
Answer:
Step-by-step explanation:
Given : A high school coach wants to buy new athletic shorts for $15 per member of the basketball team.
Let s represents the number of shorts .
Then, the cost of s shorts = 15 s (1)
The coach must spend less than $200 on the shorts.
i.e. [From (1)]
Hence, the inequality represent how many pairs of shorts,s,the coach can buy
Divide both sides by 15 , we get
i.e. the cost of each short must be less than $13.33.
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Answer:
Step-by-step explanation:
Let
x = cost for one adult
y = cost for one child
z = cost for one senior.
<u>The Reid family:</u>
take 2 adults and 2 children and paid that is
, so
<u>The Mghee family:</u>
take 1 senior, 2 adults and 1 child and paid that is
, so
<u>The Griffiths family:</u>
take 1 senior and 3 adults and paid that is
, so
You get the system of three equations:
From the first equation:
From the third equation:
Substitute them into the second equation:
Then
Hence,
the cost for one adult is
the cost for one child is
the cost for one senior is
<u>The Linton family</u> takes 1 senior, 2 adults and 3 children and paid