Question

KASHISH MOTHER ASKED HIM AND HIS TWIN BROTHER ANKIT TO MULTIPLY SEVEN NINTH AND ITS RECIPROCAL. KASHISH SAID THE ANSWER WAS 1, BUT ANKIT SAID THE ANSWER WAS 49 TWENTY ONETH. WHO IS CORRECT

Answer 1

$\frac{7}{9} \times \frac{9}{7} = 1$
Kashish is correct.

Answer 2

1 is the correct answer.