In a morning walk three friends step off together. their steps measure 70cm,76cm and 90cm respectively. at what distance from the starting point will they step off again together.
Answers
Answered by
12
Answer:
23,940 cm
Step-by-step explanation:
the distance required to come to the point from which the friends will step off again will be the least common multiple (LCM) of the length of steps of individual friend
therefore, the LCM of 70cm, 76 and 90 is
23,940 cm OR
239.4 m
hope this helps!!
Answered by
8
Answer:
23940
STEP :-
firstly find the LCM of 70 ,76and 90
prime factor of 70 =2×5×7
" " " 76=2^2×19
" " " 90= 2×3^2×5
=> greatest exponent =19×2^2×5×7×3^2
LCM =23940
Similar questions