VOLUME OF CUBOID:- If Length of Cuboid= l Breadth(width) of Cuboid= b Height of Cuboid= h Then, Volume of the cuboid= l x b x h cubic units Ex:- If Length of Cuboid= l = 15cm Breadth(width)...
Que : Average of 5 consecutive even numbers is 12 . Find the sum of 1st and last numbers. Sol : shortcut... If consecutive numbers average is given, then average is (1st + last)/2 = 12 Therefore sum of 1st and last = 12*2 = 24