1) The value of [35.7−(3+13+13)−(2+12+12) is : A) 30 B) 34.8 C) 36.6 D) 41.4 Answer: Option AExplanation:35.7−(3+1103)−(2+152) =35.7−(3+310)−(2+25)=35.7−3310−125 =35.7−(3310+125)=35.7−5710=35.7−5.7=30