Question

What number when multiplied by itself will become $83.7225$?

• A. 9.15
• B. 9.25
• C. 9.45
• D. 9.05

Answer 1

The correct option is A 9.15

	$9.15$
$9$ $+9$	$\overline{83}.\overline{72}\overline{25}$ $81$
$181$ $+1$	$272$ $181$
$1825$	$9125$ $9125$

$\therefore 9.15$ is the number when multiplied by itself will become $83.7225$