Question

In a company, there are 5 blocks named Prithvi, Vayu, Jal, Agni and Akash. There are 3available routes for going from Prithvi to Vayu, 5 routes for going from Vayu to Jal, 4routes from Jal to Agni and 6 from Agni to Akash. In how many ways can Veena reachAkash from Prithvi?​

Answer 1

Given:

Number if routes available to go from Prithvi to Vayu= 3

Number if routes available to go from Vayu to Jal= 5

Number if routes available to go from Jal to Agni= 4

Number if routes available to go from Agni to Akash= 6

To find:

Number of ways in which Veena reaches Aaksh from Prithvi.

Solution:

Number of choices available to go from Prithvi to Vayu= 3

Number of choices available to go from Vayu to Jal= 5

Number of choices available to go from Jal to Agni= 4

Number of choices available to go from Agni to Akash= 6

The required number of ways will be 3* 5* 4* 6= 360 ways

Therefore Veena can reach Aakash from Prithvi in 360 ways.

Answer 2

Given:

Number if routes available to go from Prithvi to Vayu= 3

Number if routes available to go from Vayu to Jal= 5

Number if routes available to go from Jal to Agni= 4

Number if routes available to go from Agni to Akash= 6

To find:

Number of ways in which Veena reaches Aaksh from Prithvi.

Solution:

Number of choices available to go from Prithvi to Vayu= 3

Number of choices available to go from Vayu to Jal= 5

Number of choices available to go from Jal to Agni= 4

Number of choices available to go from Agni to Akash= 6

The required number of ways will be 3* 5* 4* 6= 360 ways

Therefore Veena can reach Aakash from Prithvi in 360 ways.