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The cost, $c, of laying floor tiles is directly proportional to the square of the area, a m2, to be covered. If a 40 m2 kitchen floor costs $1200 to cover with tiles, find a. the formula for e in terms of a b. the cost of tiling a floor of area 30 m2 c. the area of floor covered by these tiles costing $600.

The cost, $c, of laying floor tiles is directly proportional to the square of the area, a m2, to be covered. If a 40 m2 kitchen floor costs $1200 to cover with tiles, find a. the formula for e in terms of a b. the cost of tiling a floor of area 30 m2 c. the area of floor covered by these tiles costing $600.

Calculus: Early Transcendentals
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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The cost, $c, of laying floor tiles is directly proportional to the square of the area, a m2, to be covered. If a 40 m2 kitchen floor costs $1200 to cover with tiles, find a. the formula for e in terms of a b. the cost of tiling a floor of area 30 m2 c. the area of floor covered by these tiles costing $600.
Transcribed Image Text:The cost, $c, of laying floor tiles is directly proportional to the square of the area, a m2, to be covered. If a 40 m2 kitchen floor costs $1200 to cover with tiles, find a. the formula for e in terms of a b. the cost of tiling a floor of area 30 m2 c. the area of floor covered by these tiles costing $600.
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