Question

there are three places bihar,west bangal,and jharkhand such that seven roads connect bihar and west bengal and nine roads connect west bangal and jharkhand in how many ways one can travel from bihar to jharkhand​

Answer 1

Explanation:

7×9=63

correct answer is 63

Answer 2

Answer:

16

Explanation:

There are three places bihar,west bangal,and jharkhand such that seven roads connect bihar and west bengal and nine roads connect west bangal and jharkhand

Now Bihar to West Bengal = 7 Roads

And West Bengal to Jharkhand = 9 Roads

So We can go Bihar to West Bengal and West Bengal to Jharkhand

So we have to cover Bihar to Jharkhand =(7+9) Roads = 16 Roads