Question

19. A gardener wants to plant 1100 saplings in rows in such a way that the number of
saplings in each row is same as the number of rows. In the process, he finds that 11
saplings become extra. Find the number of rows.​

Answer 1

Answer:

Ncert solutions

Grade 8

Mathematics

Science

Chapters in NCERT Solutions - Mathematics , Class 8

Exercises in Squares and Square Roots

Question 8

Q8) A gardener has 1000 plants. He wants to plant these in such a way that the number of rows and the number of columns remains the same. Find the minimum number of plants he needs more for this.

Solution

Transcript

Solution:

Here, plants = 1000

Since the remainder is 39.

Therefore 31^2<100031

2

<1000

Next perfect square number 32^2=102432

2

=1024

Hence, number to be added

= 1024 – 1000 = 24

\therefore1000+24=1024∴1000+24=1024

Hence, the gardener required 24 more plants.

Explanation:

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