current age ratio of father and son is 7:2 After 5 years, their age ratio will be 8:3 what is the corrent age of father?
A. 20
B. 25
C. 30
D. 35
সঠিক উত্তরঃ
D.
35
Explanation:
Related Questions (Any University/Year)
- If -4 <x< 12 and -2 < y < 13 which of the following numbers represent the of maximum value (y-x)?'
- Anwar has 4 pens and pencils and Anis has 6 pencils. How many pens should Anwar give to Anis so that the ratio of pen to pencil for both of them becomes the same?
- The sum of three digits of a number is 10, The middle digit is equal to the sum of other two, and the number will be increased by 99 if the first and third digits be interchanged. What is the original number?
- There are 12 men on basketball team, and in a game 5 of them play at any one time, If the game is 1 hour long and if each man plays exactly the same amount of time, how many minutes each man play?
- The cost price of a table and a chair together is TK. 690. If the table costs 30% more than the chair, then find the cost price of the table and the chair respectively.
- If 12 men can build a wall 180 m long in 54 days, how many days it will take to build a similar wall 160 m long, if 16 men working on it
- যদি 2 × 3 = 812, 4 × 5=1620 হয় তবে 6 × 7 = কত?
- টেলিফোনের মোট কল সংখ্যা হল 'n' এবং প্রত্যেক কলের চার্জ হল 'p'। মোট কল চার্জ কত হবে?
- How many balls had A started with?
- There are 12 fewer girls than twice the number of boys signed up for Rolling Hills Tennis Camp. If 60 girls and boys are signed up for the camp, how many boys are signed up?
- 20% of 2 is equal to-
- Harun is three times us old as Tamim. In eight years, he will be twice as old as Tamim. How old was Harun 3 years ago?
- কয়েকজন বন্ধু পিকনিকে যাওয়ার সিদ্ধান্ত নিয়েছিল এবং খাওয়ার জন্য ৯৬০ টাকা খরচ করার পরিকল্পনা করেছিল। তাদের মধ্যে চারজন না যাওয়াতে। বাকিদের প্রত্যেককে অতিরিক্ত ৪০ টাকা করে চাঁদা দিতে হয়েছে। পিকনিকে যারা অংশ নিয়েছিল তাদের সংখ্যা ছিল-
- Two hours after train A has started its journey, train B started from the same point to the same direction at a speed of 18 km/h. If the speed of train A is 9 km/h then how many hours would it take for train B to catch the first train?
- Each questions is followed by two statements. Decide whether the data in the statements are sufficient to answer the question. Select your answer according to whether: A TV was listed at a price that would have given the store a profit of 20% of the purchase cost. What is the purchase cost of the TV? (1) After reducing the listed price of the TV by 10%, the TV sold for a net profit of Tk. 10,000. (2) The TV was sold for Tk. 50,000.
- এক ব্যক্তি তার স্ত্রী চেয়ে ৩ বছরের বড়। তার স্ত্রী বয়স তার ছেলের বয়সের ৪ গুন। ৪ ছর পর ছেলের বয়স হবে ১২ বছর। ঐ ব্যক্তির বর্তমান বয়স কত বছর?
- ডাক্তার রোগীকে প্রতি ২ ঘন্টা পর পর খাওয়ার জন্য ৬টি বড়ি দিলেন। শেষ বড়িটি রোগী কত ঘণ্টা পরে খাবেন?
- দুইটি ক্রমিক সংখ্যার বর্গের পার্থক্য ১৯। তার মধ্যে একটি সংখ্যার বর্গমূল ৩ হলে অন্যটি কত?
- the average age of a group of person going for a picnic is 16 years. twenty new person with the average age of 15 years joined the group on the spot. Due to that, the average age of the group became 15.5 years. what is the number of persons initially going for the picnic.
- On a certai project, the only grades awarded were 745 and 100. If 85 students completed the projects and the average of their grades was 85, how many of them did score 100?