সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন
The average age of three persons is 30 years. If the ratio of three ages is 3 : 5 : 7. What is the age of the youngest person?
The average age of three persons is 30 years. If the ratio of three ages is 3 : 5 : 7. What is the age of the youngest person?
- ক. 18 years
- খ. 8 years
- গ. 16 years
- ঘ. 42 years
সঠিক উত্তরঃ 18 years
এ সম্পর্কিত আরো প্রশ্ন দেখুন
- The sum of the ages of the son and father is 120 years. The father's age is 3 times than that of the son. What is the age of father?
- Eight years ago Mr. Karim was 1/3 th the age he will be after 10 years. What is his age now?
- Dina is 10 years younger than Mimi. If in 5 years Mimi will be twice as old as Dina, how old will Dina be in 3 years?
- Ratio of the father age to the son's age is 4 : 1. The product of their age is 196. Ratio of their ages after 7 years will be:
- Six years from now the combined age of father and son will be 54. If currently son is 5 times younger than his father then what is the present age of the father?
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