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31% = 0.31 = 0.31 × 575 = 178.25
178 students like mathematics.
My Mom did the work. The answer came out as X= 4.
The inequality that describes this scenario is:

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- The entrance fee is of $18.
- Each paintball costs $0.08.
- Thus, the cost of buying B paintballs is given by:

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- For the promotion, the spending must be of at least $75, thus, the inequality that describes this scenario is:


A similar problem is given at brainly.com/question/22312773
The hypotenuse of the triangle is 2x
the one opposite of 30 is x
and the one opposite of 60 is sqrt(3)*x
since x=11, the side is 11