Ages of three persons are now in the proportion of 2:3:4 and in five years from now, the proportion will be 5:7:9. What is the present age of the youngest person?
A. 30
B. 25
C. 20
D. 15
E. Can not be determined
সঠিক উত্তরঃ
C.
20
Explanation:

Related Questions (Any University/Year)
- At a local appliance manufacturing facility, the workers received a 20% hourly pay raise due to extraordinary performance. If one worker decided to reduce the number of hours that he worked so that his overall pay would remain unchanged, by approximately what percent would he reduce the number of hours that he worked?
- there are 18 bananas on a tree. If one monkey eats 1/3 of bananas and another monkeys eats 1/3 of the rest. How many bananas are still on the tree?
- Each of the following questions consists of a problem followed by two statements. Decide whether the data in the statements are sufficient to answer the question. Select your answer according to whether: A) statement 1 alone is sufficient, but statement 2 alone is not sufficient to answer the question. B) statement 2 alone is sufficient, but statement 1 alone is not sufficient to answer the question. C) both statements taken together are sufficient to answer the question, but neither statement alone is sufficient D) each statement alone is sufficient. E) statements 1 and 2 together are not sufficient, and additional data is needed to answer the question. After a long career, Mr. Iqbal is retiring. If there are 25 associates who contribute equally to a parting gift for Iqbal in an amount that is an integer, what is the total value of the parting gift? Statement 1: If four associates were fired for underperformance, the total value of the parting gift would have decreased by Tk 200. Statement 2: The value of the parting gift is greater than Tk 1,225 and less than Tk 1,275.
- A machine is producing 800 units per minute. If its productivity falls by a half percent, how many units will it produce now?
- Instructions: DO NOT USE CALCULATOR. Figures are not drawn to scale. Arif has x marbles of which 20% are black and 80% are red. Babu has y marbles of which 40% are black and 60% are green. Dipu has z marbles of which 50% are black and 50% are blue. If 25% of the total marbles they have are black, what is x?
- During a sale at a music store, if a customer buys one tape at full price, the customer is given a 50 percent discount on a second tape of equal or lesser value. If Linda buys two tapes that have full prices of $15 and $10, by what percent is the total cost of the two tapes reduced during this sale?
- Total production cost is measure by the following mle:Total production cost = Material cost + Labor Cost + Overhead CostIn a celain production period, material cost was Tk. 20 and was Y‹ ths of labor cost. Overhead cost was Tk. 10 more than labor cost. What was the total production cost in Taka?
- A manufacturer prints books at a cost of Tk. x each for the first thousand copies printed. The second thousand copies printed cost Tk. 0.9x each. If it costs Tk.3,264 to print 1,400 copies of a book, then x is:
- A man on tour travels first 160 km at 64 km/hr and the next 160 km at 80 km/hr. The average speed for the first 320 km of the tour is:
- A certain machine can make 3 widgets every 27 seconds. At this rate, how many widgets will be made in 1 minute?
- Five is added to the quantity three minus the sum of negative eight and six. This answer is then multiplied by three. What is the result?
- একটি পাত্রে পানি ও সিরাপ ৩ঃ ৫ অনুপাতে মিশ্রিত রয়েছে । কতটুকু মিশ্রণ উঠিয়ে নিয়ে তার পরিবরর্ত পানি যুক্ত করলে তরল দুটির অনুপান ৫০ঃ৫০ হবে?
- If a and b are possible integers and (a1/2 b1/3)6= 432, what is the value of ab?
- Jo's collection contains US, Indian and British stamps. If the ratio of US to Indian stamps is 5 to 2 and the ratio of Indian to British stamps is 5 to 1, what is the ratio of US to British stamps?
- A rope , x feet long, is cut into two pieces such that the length of one piece is 1 foot more than twice the length of the other piece. Which of the following is the length, in feet, of the larger piece?
- If x is an integer and (x^2
- Asif purchased a radio from a store and sold it to Rahman and made a profile of 20%. After few months Rahman sold the same radio to Fahad and incurred a loss of 15%. If Fahad bought the Radio for Tk. 510 what was the original price of the radio?
- 6 points of 20% solution of alcohol in water are mixed with 4 points of a 10% alcohol in water solution.The percentage alcohol in the new solution is
- একটি সংখ্যা ৩৩ থেকে যত ছোট, ২১ অপেক্ষা তার দ্বিগুণ বড়। সংখ্যাটি কত?
- A painter used one-fourth of her paint on one room and one-third of her paint on a second room. If she had 10 gallons of paint left after painting the second room, how many gallons did she have when she began?
- Ninety-six mangoes are divided among X, Y, and Z in such a way that X received 4 times as many as Z and Z receives 3 times as many as Y. How much did Y receive?
- A certain radio costs a shopkeeper Tk. 64, At what price must he sell it if he is to make a profit of 20% on the selling price?
- The sum of three consecutive numbers is 93. The greatest among these three numbers
- If one man or two women or three boys can finish a job in 66 days, then find out the number of days in which that work can be done by one man, two women, and three boys.
- After 2 females leave a party there are twice as many males as females. Then 9 males leave the party and there are twice as many females as male. How many females attended the party?