Related Questions

Two men and women are entrusted with a task. The second man needs three hours more to cope up with the job than the second man and the woman would need working together. The first man, working alone, would need as much time as second man and the woman working together. The first man working alone, would spend eight hours less than the double period of the time second man would spend working alone. How much time would the two men and the women need to complete the task if they all asked together?
A 1 hour
B 2 hours
C 3 hours
D 4 hours
E 5 hours
Which looping statement allows XML tags to appear in JavaScript programs and adds API for operating on XML data?
A for loop
B while loop
C for/each loop
D do while loop
Defining green banking is relatively easy. It means promoting environment -friendly practices and reducing your carbon footprint from your banking activities. This comes in many forms : using online banking instead of branch banking; paying bills online, opening up CDs (certificates of deposit) and money market accounts at online banks instead of large multi-branch banks. A green bank takes the biggest steps to support local green initiatives. Any combination of the above personal banking practices can help the environment. In this respect, online banks and smaller community banks have better track records than larger banks .However, these larger banks may be induced to go green . According to the passage, larger, multi -branch banks .
A can never become green banks .
B can become green banks if they reduce the number of branches and eliminate the use of paper .
C can become green banks if they can greatly reduce or eliminate carbon footprint form their banking activities.
D can become green banks if they support local green initiatives
Disposals dipers while a convenience are an environmental disaster. If people would use cloth dipers instead of thosr of disposals paper, mush less paper would be produced saving millions of trees each year. Therefore people should go back to buying washing and resing cloth dipers and Earth's precious natural resources would not be consumed so rapidly. This argument depends of which of the following assumptions ?
A Closth diapers are never disposed of.
B The current trend in infant care doing things "the old -fashion way"
C The process of washing cloth diapers consumes less natural resources than that of using disposable diapers.
D Modern people like their conveniences more than anything else.
Working alone, pump A can empty a pool in 3 hours. Working alone, pump B can empty the same pool in 2 hours. Working together, how many minutes will it take pump A and pump B to empty the pool?
A 72
B 75
C 84
D 96
Two people were hired to plough a field for a total of Tk. 498 . They completed the job with one person working for 1.75 hours and the other working for 0.875 hours. If they split the Tk. 498 in proportion to the amount of time each spent working on the job, how much will person who worked longer receive?
A Tk 166
B Tk. 249
C Tk. 312
D Tk. 332
Of the 45 families in a locality, 25 families have working mothers and 10 families have retired individuals as members to look after the children at home. Of the families, 8 have both working mothers and retired individuals as members. How many of the families have working mothers but no retired individuals as members?
A 2
B 18
C 17
When the load on the engine increases, it becomes necessary to increase the supply of working fluid and when the load decreases, less working fluid is required. The supply of the working fluid to the engine is controlled by a
A D-slide valve
B governor
C Meyer’s expansion valve
D flywheel
Two people were hired to clear a lawn for total of Tk450. They completed the job with one person working for 1 hour 20 minutes and the other working for 40 minutes. If they split the wage in proportion to the amount of time each spent working on the job, how much did the person who worked longer receive?
A Tk.225
B Tk.300
C TK. 250
D Tk.275
Rony and Jony are working on an assignment. Rony takes 6 hours to type 32 page on a computer, while Jony takes 5 hours to type 40 pages. How much time will they take, working together on two different computers to type an assignment of 110 pages?
A 7 hr 30 min
B 8 hr
C 8hr 15 min
D 8 hr 25 min

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