\left. \begin array l \text (1) 50 \\ \text (3) 75 – InterviewSolution

1.

\left. \begin array l \text (1) 50 \\ \text (3) 75 \end array \right.

Answer»

Area of room= 4*3= 12 m^2now area of tiles= 40 cm= 40/100= 0.4 m

0.4*0.4= 0.16number of tiles= 12/0.16= 12/0.16= 75

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