exam Maths Puzzle Numerical Ability

3(z-2)+6=5(z+4)

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exam Other Question

You can evaluate the expression 112 - p to find the number of pencils you have left from a package of 112 pencils after you have distributed p pencils among your classmates. Find the number of pencils you have left after distributin 56 pencils. A quadractic function is given
#19...f(x)= 2x-x^2

(a) express the quadratic function in standard form
(b) sketch the graph
(c) find its maximum and minimum value.


#25..