The number increased by 28% gives 320 as a result. Find the number.
Show answer & explanation
Correct answer: A
Explanation
The correct answer is Option 1 i.e. 250.
Let the number be x
The number increased by 28% gives 320 as a result
⇒ x × (100 + 28)% = 320
⇒ x × 128% = 320
⇒ x × 128/100 = 320
⇒ x = (320 × 100)/128
⇒ x = 2.5 × 100
⇒ x = 250