Question

A gardener planted 1521 trees in a rows such that the number of rows was equal to the number of plants in each row. Find the number of rows.
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Answer 1

No. of rows ➡

$\sqrt{1521}$

$\sqrt{3 \times 3 \times 13 \times 13}$

$3 \times 13$

$39 \: rows$

Answer 2

Answer:

Step-by-step explanation:

Let the number of plants in each row be x

x * x =1521

Square root of 1521 is 39.

Hence there were 39 plants in each row.

As the number of plants in each row is equal to the number of rows,

The number of rows is also 39

Answer = 39