A lift operator is not allowed to carry less than 7 and more that 10.passengers in the lift at one time. If there are 45 people waiting on the ground floor, what is the minimum number of trips that the lift must make in order to transport all the people?
A. 4.5
B. 3
C. 4
D. 5
E. 6
সঠিক উত্তরঃ
D.
5
Explanation:
Related Questions (Any University/Year)
- A box contains 24 red socks and 43 green socks. How many green socks must be removed from the box so that 60% of the socks in the box will be green?
- If a, b and c are 3 consecutive integers and a>b>c, which of the following has the maximum value?
- 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:
- If (X) is 150 more than (Y), what is the value of (Y) in the figure on the right hand side?
- 15 workers can finish a job in 12 days. They work for 4 days, after which 5 additional workers join the team. In how many days will all of them together complete the remaining job?
- B and C are points on a straight line AD where AB=BC=CD. What percent of AC is AD?
- If, x+y>4 and x1 is true
- A nut mixture consists of peanuts, pistachios, and macadamia nuts in the ratio 5:3:2, respectively, by weight. What amount of pistachios will be in 40 pounds of the mixture?
- The total age of father and son at present is 74 years. 10 years ago the ratio of their ages was 7:2. What will be the ratio of their ages after 10 years?
- 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?
- In a certain apartment building exactly 1/3 of the apartments have two bedrooms and exactly 1/7 of the two-bedroom apartments are front apartments. Which of the following could be the total number of apartments in the building?
- 0.03 X 0.0004 X 1.002 = ?
- A train 100 meters long takes 6 seconds to cross a man walking at 5 km/h in a direction ' opposite to that of the train. Find the speed of the train.
- If coconuts are twice as expensive as bananas and bananas are one-third as expensive as grapefruits, what is the ratio of the price of one coconut to one grapefruit?
- নিচের ছবিতে ভারসাম্য রক্ষার জন্য কত ওজনের প্রয়োজন?
- Shabbir has a brother one-fourth of his age and a sister two times of his age. If the combined age of all the three siblings is twenty more than thrice the age of the youngest, how old is Shabbir's sister?
- Bill can hammer 20 nails in 6 minutes. Jeff can do the same job in only 5 minutes. How long will it take them to finish if Bill hammers the first 5 nails, then Jeff hammers for 3 minutes then Bill finishes the job?
- Rezoan started a business investing Tk 50,000. Four month after he started ,Ameer joined him with a capital of Tk 90,000 .If at the end of the year the total profit in the business is tk 22000 .What would be the Ameer's share in it
- 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?
- Polash started 'a business on the first day of 2008. Qader joined the business of Polash on partnership contract with double investment of Polash on July 1 of 2008. Sohel, on the first day of September 2008, joined the partnership business of Polash and Qader with thrice the investment of Polash. The firm earned a profit of Tk. 72,000 on 31st December, 2008. What will be the share of profit of Sohel?