exam Maths Puzzle Numerical Ability

Please help. #34. If amanufactuer charges q dollars each for footballs, then he can sell 3000-150q footballs per week. Find a polynominal that represents the revenue for one week.

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exam Other Question
Two dice are rolled. Find the probability of getting a sum greater than 8

Is it 0, 13/36, 2/9, 5/18.

Can you tell me how to work this out?

Thank you, Ellen x-13(square root)X+40=0