exam Maths Puzzle Numerical Ability

For the set of data below, give the window settings provided by the ZoomStat option.
x -2 -1 0 1 2
y 7 6 3 2 0

a. xmin = -2.4
xmax = 2.4
ymin = -1.19
ymax = 8.

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exam Other Question

Which of the following exponential functions best describes the table below?
x: -0.1,0,0.1,0.2
y: 6,3,1.5,0.75
Is it:
a) y=6(1/2)(^10x)
b) y=3(1/2)(^x/10)
c) y=3(1/2)(^10x) The total revenue from Indian casnos in the US has been increasing at approximately $2.2 billion per year. In 2002, Indian casinos reported a combined revenue of $12.7 billion. In which year will total revenue reach $28.1 billion?