A car going 40 miles per hour set up on an 80 miles trip at 9.00 A.M. Exactly 10 minutes latter, a second car left from the same place and followed the same route, How far in miles per hour, was the second car going if it caught up with the first car at 10:30 A.M.?
A. 45
B. 50
C. 53
D. 55
সঠিক উত্তরঃ
A.
45
Explanation:
Related Questions (Any University/Year)
- A certain recipe calls for 3kgs of sugar for every 6 kgs of flour. If 60kgs of this sweet has to be prepared, how much sugar is required?
- What is the average of four tenths and five thousandths?
- If one number exceeds another number by 13 and the large number is 3/2 times the smaller, then the smaller number is-
- The cost of two litres of Oil and its container is Tk. 100. If the cost of the container is Tk. 23 less than the cost of one litre of Oil, what is the cost of one litre of Oil?
- 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?
- Lima is 6 years older than her sister Sharmin, and Jamal is 5 years older than Lima. If the total of their ages is 41, how old is Jamal?
- Three friends A, B and C have lunch together... What is A's share in the $4?
- A man purchased equal number of bananas at two different rates- one at the rate of 8 taka per dozen and the other at the rate of 10 taka per dozen. After that, he sold those bananas at an average rate of 11 taka per dozen and thus made a profit of 100 taka. How many dozens of banana did he purchase altogether?
- 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
- In the figure below AD=4 AB=3 and CD=9, what is the area of triangle ACE?
- 9 men went to a restaurant together. 8 of them spent Tk. 3 each over their meals and the 9th man spent Tk. 2 more than the average expenditure of all the 9 men. Find out the total money spent by the 9 men?
- A And B can run 200m in 22 and 25 seconds respectively. How far is B from the finishing line when A reaches it?
- A motorcyclist rode to work at an average speed of 15 miles per hour and returned home along the same route at an average speed of 45 miles per hour. If his entire traveling time was 1 hour, what was the total number of miles in the round trip?
- The sides of two differ by 2 cm and their volumes differ by 152 cm^3. What is the length of the side of the smaller one?
- The average (arithmetic mean) of four different positive integers is 20. What is the greatestpossible value of any of these integers?
- A straight fence is to be constructed from posts 6 inches wide and separated by lengths of chain 5 feet long. If a certain fence begins and ends with a post, which of the following could be the length of the fence in feet? (12 inches = 1 foot). Indicate ALL such answers.
- Half the people on a bus get off at each stop after the first, and no one gets on after the first stop. If only one person gets off at stop number 7, how many people got on the first stop?
- Francis had a average of 75 on her first four Geography tests, After taking the next test, her average dropped to 72. How much did she get in the fifth test?
- The cost of two litres of Oil and its container is Tk. 100. If the cost of the container is Tk. 23 less than the cost of one litre of Oil, what is the cost of one litre of Oil ?
- Asif Is now 14 years older than Saif. If in 10 years Asif will be twice as old as Saif. How old will Asif be in 7 years?
- A 60 litre mixture of sugar and water contains sugar and water in the ratio 2:3. How many litres of the mixture should be replaced by sugar so that the ratio of sugar and water become 1:1?
- টেলিফোন ডায়ালে 0 থেকে 9 পর্যন্ত লেখা থাকে। যদি কক্সবাজার শহরের টেলিফোনগুলো 5 অংক বিশিষ্ট হয়, তবে ঐ শহরে কত টেলিফোন সংযোগ দেয়া যাবে?
- Of a group of people surveyed in a political poll, 60 percent said that they would vote for candidate R. Of those who said they would vote for R. 90 percent actually voted for R and of those who did not say that they would vote for R. 5 percent actually voted for R. What percent of the group voted for R?
- In a store, the ratio of red socks to green socks is 3:2. The socks are made of either cotton or wool. If 60% of the red socks are made of cotton and 80% of the green aocks are made of wool, what percentages of socks are made of cotton?
- A can complete a project in 20 days and B can complete the same project and B start working on the project together and A quits 10 days before in 30 days. If A the project is completed, in how many days will the project be completed?
- A recipe calls for 1/2 tea spoon off coriander and serves four people. If salma wants to serve the recipe to 24 people, how much coriander will she need?
- Three persons A, B, C whose salaries together amount Tk. 7200, spend 80%, 85% and 75% of their salaries respectively. If their savings are 8:9:20. Find salary of B
- Laila invested Tk 10000 in a new mutual fund account exactly 3 years ago. The value of the account is increased by 10 percent during the first year, increased by 5 percent during the second year and decreased by 10 percent during the third year. What's the value of the account today?
- একটি ধাতব ঘন(cubical) বস্তুর ওজন ৮ কেজি।একই ধাতুর তৈরী আরেকটি ঘন বস্তু যার প্রতিটি বাহু দ্বিগুণ হলে বস্তুটির ওজন কত কেজ???
- An empty swimming pool with a capacity of 5760 gallons is filled at the rate of 12 gallons per minute what is the time taken?
- During transportation, 5% merchandise was stolen and another 5% was damaged, At what profit (in percentage) should the goods be sold so as to make an overall profit of 20%
- প্রশ্নবোধক চিহ্নের স্থানে কোন সংখ্যাটি বসবে?
- The price of one kilogram (kg) sugar is \(175\%\) of the price of one kg salt. If 7 kgs of sugar and 5 kgs [of salt are purchased for a total of BDT 690, what is the difference in price between 2 kgs of salt and 1 kg of sugar?]
- টাকায় ৩.টি.করে. আম কিনে টাকায় ২ টি করে বিক্রি করলে শতকরা কত লাত বা ক্ষতি হয়
- If Walt can paint 25 feet of fence in an hour, and Joe can paint 35 feet in an hour, how many minutes will it take them to paint a 150 foot fence, if they work together?
- A husband and wife have six married sons . Each of them has four children . The total number in the family is :
- তাজক ভাগকলের ১০ গুল, তাজক ০ হলে ভাজ্য কত?
- The difference of the squares of two consecutive odd numbers is 84. What is the sum of the two numbers?
- Jubair has tk 1,80,000 in his Bank account . He made the following transactions: checks were written for tk 20,000 , tk 13,000 ,tk 40,000 and tk 18,000. Deposits of tk 60,000 and tk 1,03,000 were made in the account. Interest amount added in the balance was tk 50,000 and service fees charged by the bank was tk 15,000. What is the final balance to the account?
- 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.
