Q27. Find the number of common steps covered by all of them to reach the juice shop. (a) 20 (b) 30 (c) 35 (d) 40
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40
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(b) 30
Steps to solve:
To find the common steps covered by all of them to reach the juice shop, we have to find the HCF of the steps covered by everyone.
240 = 2 x 2 x 2 x 3 x 2 x 5
120 = 2 x 2 x 2 x 3 x 5
90 = 2 x 3 x 3 x 5
HCF = 2 x 3 x 5
HCF = 30
(ii) 30
(This may be the complete question for which you need the solution:
In a morning walk, Nirmaljeet, Puneet and Raju step off together, their steps measuring 240cm, 90cm and 120cm respectively. They want to go for a juice shop for a health issue, which is situated near by them.
Q27. Find the number of common steps covered by all of them to reach the juice shop. (a) 20 (b) 30 (c) 35 (d) 40)
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