Question

why can i get 21 by 20 of 2646 by 2400

Answer 1

Answer:

1.157625

Step-by-step explanation:

21/20×2646/2400

55566/48000

1.157625

Hope it helps.

Answer 2

Answer:

Step-by-step explanation:

2646/2400

Both gets cancelled by 2 and results as

1323/1200

Again, it can be cancelled by 3 ,

441/400

Both are perfect squares ,

√441/√400

=21/20(as root of 441 is 21 and root of 400 is 20).

Hence proved ...

Hope it helps.

Please mark as the brainliest answer...