exam Maths Puzzle Numerical Ability

Graph y= x^2 - 2x

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exam Other Question

graph the ordered pairs below, and describe the correlation for the data as positive, negative, or none.

(10,6) (20,8) (20,12) (30,16) (40,18) (50,21) (60,32) (80,41) (100,46) (110,60) (120,58) There are 14 entrees available at a restaurant. From these, Archie is to choose 5 for his party. How many groups of entrees can he choose, assuming that the order of the entrees chosen does not matter?