What is the value of x?

The actual length of side t is 0.045 cm. use the scale drawing to find the actual side length of w. a) 0.06 cm b) 0.075 cm c) 0.45 cm d) 0.75 cm

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Which fraction is not equivalent to 8/12 a. 2/3 b. 24/36 c. 4/10 d. 6/10