Question: a room of 5 m 44 cm long and 3 m 74 cm broad is to be paved with square tiles . find the least number of square tiles required to cover the floor .
A) 136
B) 146
C) 166
D) 176
E) 216
Correct answer: D
Grade: 7 | Topic: Geometry | Difficulty: Medium | Standard: 7.G.B.6