exam
Maths Puzzle
Numerical Ability
A bank teller started the day with $1200 in 5's and 10's.If she had 150 bills how many of each type did she start with ?
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exam Other Question
graph f(x)=-x^2+3x+2 and find the vertex.
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An open-top box is to be constructed from a 6 foot by 8 foot rectangular cardboard by cutting out equal squares at each corner and the folding up the f