A worker's daily wage is increased by 40% and the new wage is $28 per day. What was the worker's daily wage before the increase?
Choices: A) $18 B) $20 C) $22 D) $24 E) $25
Let x be the daily wage before the increase.   1.4x = $28   x = $20   The answer is $20.
<result>B</result>
A worker's daily wage is increased by 40% and the new wage is $28 per day. What was the worker's daily wage before the increase?