exam
Maths Puzzle
Numerical Ability
an appliance dealer bought some television sets for $180 and resold them for $225. What percent of the original cost was his profit?
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exam Other Question
Factor the polynomial by grouping the first two terms and the last two terms:
x^3 - 4x^2 + 2x - 8
Another question:
Find the zero of the following function
f(x)=6x+3
Thank you,
Jass