Question

1Three boys step off together from the same spot. Their steps measure 63 cm, 70 cm
and 77 cm respectively. At what distance from the starting point will they again
step together?
2. What is the largest number of girls among whom 108 pencils and 180 rubbers can
be equally divided ?

please tell the answers ​

Answer 1

Answer:

1. For finding minimum distance, we have to find L.C.M of 63, 70, 77.

L.C.M. of 63, 70 and 77 = 7 x 9 x 10 x 11 = 6930 cm.

Therefore, the minimum distance is 6930 cm.

2.The largest number of girls will be 36

Each boy will get

pencil - 3

rubber- 5

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Answer 2

Answer:

take lcm of 16cm, 28cm, 40cm, 77cm = 6160cm.

6160cm = 6.160 km ....

they again step together at 6.160 km .......

Step-by-step explanation:

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