The difference between number and its three-fifth is 50. What is the number?
Solution
Correct Answer: Option C
মনেকরি, সংখ্যাটি x
প্রশ্নমতে,
x - (3/5)x = 50
⇒ (5x - 3x)/5 = 50
⇒ 2x/5 = 50
⇒ 2x = 50 × 5
⇒ x = (50 × 5)/2
⇒ x = 125
প্রশ্নমতে,
x - (3/5)x = 50
⇒ (5x - 3x)/5 = 50
⇒ 2x/5 = 50
⇒ 2x = 50 × 5
⇒ x = (50 × 5)/2
⇒ x = 125
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