Question

By what number should −240 be divided to obtain 16?

• A. -15
• B. 15
• C. -30
• D. 30

Answer 1

The correct option is A -15

Let the number be a.

$\Rightarrow$ $16=\frac{-240}{a}$
$\Rightarrow$ $a=\frac{-240}{16}=-15$

Hence, -240 should be divided by -15 to obtain 16.