exam Maths Puzzle Numerical Ability

Fundraising. The St. Mark’s Community Barbecue served 250 dinners. A child’s plate cost $3.50 and an adult’s plate cost $7.00. A total of $1347.50 was collected. How many of each type of plate was served?


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exam Other Question

How many imaginary zeros does the function f(x)=3x^4+2x^3+4x+7 have? What is another name for a general quadrilateral?