In the morning walk three friends step off together. Their steps measure 75cm 74 cm and 90cm respectively. At what distance from the starting point will they step off again together
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they were step off again in 16650 steps.
you can find by finding their lcm
you can find by finding their lcm
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In the morning walk three friends step off together. Their steps measure 75cm 74 cm and 90cm respectively.
We have to find the distance from the starting point which they step off again together , which would be the LCM of 75,74 and 90
LCM [ by prime factorization]
75 = 3 × 5²
74 = 2 ×37
90 = 2 × 5 × 3²
LCM = 3² × 37 × 5² × 2 = 16650
We have to find the distance from the starting point which they step off again together , which would be the LCM of 75,74 and 90
LCM [ by prime factorization]
75 = 3 × 5²
74 = 2 ×37
90 = 2 × 5 × 3²
LCM = 3² × 37 × 5² × 2 = 16650
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