Euclid 2018

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a) Given x = 11, find (x) + (x+1) + (x+2) + (x+3)

b) Given $\frac{a}{6}$ + $\frac{6}{18}$ = 1, find the value of a

c) The total cost of one chocolate bar and two identical packs of gums is $4.15. One chocolate bar costs$1 more than one pack of gum. Find the price of a chocolate bar.

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