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which table shows a proportional relationship between the number of photo sheets printed and the amount of ink used?

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.

Olga bought a new skirt that cost $20. sales tax is 5%. how much did olga pay, including sales tax? 7.

In the diagram, be and ad pass throughthe center of circle o, and the area ofsector aoc is 47.45 square units. what isthe area of sector boc? use the value =3.14, and round your answer to two decimalplaces.22.33 square units25.12 square units