exam Maths Puzzle Numerical Ability

A total of 720 people attended the school basketball game. Adult tickets cost $2.50 each and student tickets cost $1.50 each. If $1220 worth of tickets were sold how many students and how many adults attended?

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exam Other Question

Please help me round angle measures to the nearest degree and side measures to the nearest tenth for this problem: A triangular garden has dimensions 54 feet, 48 feet, and 62 feet. Find the angles at each corner of the garden. (Law of Cosines) 1.) Perform the indicated operations:

a.) b^3 - b^2 + 3b - (b - 3) + (3 - 2b^2 + 3b^3)=

b.) -3(3 - b)(3 + b) =

c.) (c - 3)^2=

d.) (a - b)(a^2 + ab + b^2)=

e.) 6c^2 - 12c +3 / -3c =