Question

In each of the following questions; the given equation becomes correct due to the interchange of two signs. One of the four alternatives under it specifies the interchange of signs in the equation which when made will make the equation correct. Find the correct alternative.

$10+10÷$ 10-10 $\times 10=10$

• A. + and -
• B. + and $÷$
• C. + and $\times$
• D. $÷$ and +

Answer 1

The correct option is C + and $\times$

Option A
$10-10÷10+10\times 10=10$
$10-1+100=10$
$109=10$
This is False
Option B
$10÷10+10-10\times 10=10$
$1+10-100=10$
$-89=10$
This is False
Option C
$10\times 10÷10-10+10=10$
$10\times 1=10$
$10=10$
This is True