Question

Three girls are climbing down a staircase .
One girl climbs down two step at one go.
The second girl three step at one go and the third climb down four steps. They started together from the beginning of the staircase. ​

Answer 1

Answer:

so what is next question

Answer 2

12 stairs

Step-by-step explanation:

Three girls are climbing down a staircase.

• First girl: Climbs down two step at one go,  2

• Second girl: Climbs down three step at one go,  3

• Third girl: Climbs down 4 step at one go,  4

They started together from the beginning of the staircase.

After one go, they all at 2 stairs, 3 stairs and 4 stairs.

when they all again climbing down a staircase same stair.

We will find the LCM of 2, 3 and 4 because it is common multiple of all three.

• Factor of 2: 2×1

• Factor of 3: 3×1

• Factor of 4: 2×2

LCM = 2×2×3

LCM = 12

At 12 stair all three climbing down again.

#Learn more:

https://brainly.in/question/3801212