Subject
Bank Exam
Topic
এনআরবিসি ব্যাংক (টিএও) - ২৬.১০.২০২৪
The sum of the ages of the father and son is 80 years. If ten years ago of father was three times that of his son, find the present age of the son.
The sum of the ages of the father and son is 80 years. If ten years ago of father was three times that of his son, find the present age of the son.
ক)
55খ)
25গ)
15ঘ)
45Explanation
মনে করি, পুত্রের বর্তমান বয়স = x বছর ∴ পিতার বর্তমান বয়স = (80-x) বছর প্রশ্নমতে, 3(x-10) = 80 - x- 19 ⇒ 3x-30 = 70 -x ⇒ 3x+x = 70 + 30 ⇒ 4x = 100 ⇒ x = 25 ∴ পুত্রের বর্তমান বয়স = 25 বছরRelated questions
Which of the following resembles MOCK : IMITATE?Which of the following countries is the closest competitor of Bangladesh in the global RMG business?Which of the following is the opposite of the word INHIBIT?1 kilogram is equal to-The term ALACRITY is same as-Qatar is located in-REPTILE is to LIZARD as FLOWER is to-Which of the following is the hardest rock?