BG Mawla drove for h hours at a constant rate of r miles per hour. How many miles did he during the final 20 minutes for his drive?
A. 20r
B. 3r
C. 3rh
D. r/3
সঠিক উত্তরঃ
D.
r/3
Explanation:
Related Questions (Any University/Year)
- 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?
- Gold is 19 times as heavy as water and Copper is 9 times as heavy as water. Calculate the ratio in which these two metals should be mixed so that the mixture is 15 times as heavy as water.
- যদি x : y=২ : ৩ এবং y : z=৪ : ৫ হয়, তাহলে x : y : z = ?
- On glancing through your morning newspaper you notice that four pages are missing. One of the missing pages is page 8. The back page of the newspaper is 28. What are the other three missing pages?
- 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?]
- A man and his wife have seven sons, and every one of the sons has a sister, How many are there in the family?
- If each photocopy of a manuscript costs 4 cents per page, what is the cost, in cents, to reproduce x copies of an x-page manuscript?
- 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?
- 4/5 কে শতকরায় প্রকাশ করলে কত হয়?
- Three valves, when opened individually, can drain the water from a certain tank in 3, 4 and 5 minutes respectively. What is the greatest part of the tank that can be drained in one minute by opening just two of valves?
- 3x+y=18, and x+3y=1.Find the value of 2x+2y
- During a particular day, x number of applicants came to IBA to submit their applications before lunch. Of them 70% were male applicants. On the same day, y number of applicants came to submit their application after lunch and all of them were male applicants. On that particular day , the ratio of male applicants to female applicants was 4:1. Calculate y in terms of x.
- If one number exceeds another number by 13 and the large number is 3/2 times the smaller, then the smaller number is-
- ১৯৯৯ সালে, ডায়ানা ১০টি ইংরেজি বই এবং ৭টি ফরাসি বই পড়েছিলেন। ২০০০ সালে তিনি ইংরেজি বইয়ের চেয়ে দ্বিগুণ ফরাসি বই পড়েন। দুই বছরে তিনি যে বইগুলো পড়েছিলেন তার ৬০% যদি ফরাসি হয়, তাহলে ২০০০ সালে তিনি কতগুলো বই পড়েছিলেন?
- The least integer of set of consecutive integers is- 25. If the sum of these integers is 26, many integers are in this set?
- A boy read 3/8th of a book on one day and 4/5th of the remainder on another day. If there were 60 pages unread, how many pages did the book contain?
- 40% of students in a class are smart. The rest are stupid. Half the students play sports and half don't. If 20% of the students are smart and play sports, what percent of the students are stupid and don't play sports’?
- নিচে চারটি বাক্সের দৈর্ঘ্য, প্রস্থ ও উচ্চতা দেয়া আছে। কোন বাক্সটি সবচেয়ে বড়?
- A train covers the distance y miles between two cities at a speed of x mph, arriving 2 hours late. What speed would permit the train to arrive on schedule?
- Diana bought a stereo for $530, which was the retail price plus a 6 percent sales tax. How much money could she have saved if she had bought the stereo at the same retail price in a neighboring state where she would have paid a sales tax of 5 percent?