the length of the longest tape in cm which can be used to measure exactly , the length 6 m ; 5 m ; and 12 m is :
the three lengths in cm are 600,500 & 1200 . hcf of 600 , 500 & 1200 is 100 hence , the answer is 100 cm . answer : b
multiply(multiply(multiply(const_2, const_2), 5), 5)