In a park there are 1225 trees. These trees are arranged in such a way that each row contains as many trees as the number of rows. Find the number of rows and the number of trees in each row.

Asked by Topperlearning User | 19th Feb, 2014, 01:30: PM

Expert Answer:

Total number of trees = 1225

Number of trees in each row = Number of rows = x (say)

Then, x2 = 1225

 

Now, we calculate the prime factors of 1225 using prime factorization method,


5

1225

5

245

7

49

7

7

1

 

So, there are 35 rows with 35 trees in each of them.

Answered by  | 19th Feb, 2014, 03:30: PM