Related Questions

In 2007, the arithmetic mean of the annual incomes of Rahim and Karim was Taka 3800 . The arithmetic mean of the annual incomes of Karim and Ripon was Ripon and Rahim was TaKa5800. What is the arithmetic mean of the incomes of the three ?
A 3200
B 1200
C 2400
D 4800
The mean of the 5 smallest numbers from a group is 15 while the mean of all the 13 members of the group taken together is 17. What is the mean of the 8 largest numbers?
A 18.50
B 17.75
C 18.75
D 18.25
In an election between two candidates, one got 55% of the total valid votes. 20% of the votes are invalid. If the total votes are 7500, what is the total number of valid votes the other got?
A 2400
B 2700
C 2500
D 2000
In an election between two candidates, one got 55% of the total valid votes. 20% of the votes were invalid. If the total number of votes was 7500, the number of valid votes that the other candidate got, was -
A 2700
B 2900
C 3000
D 3100
Which of the following is invalid statement?
A Sheet tabs can be colored
B Some picture can be applied as a background of a sheet
C You can set the column width automatically fit the amount of text
D The width of a row and be specified manually or fit automatically
You see the message "invalid media device" after installing a new hard drive. What do you do next?
A Format
B Fdisk
C Partition
D Add the OS
E None of the above
Which of the following file names are invalid in MSDOS?
A MYFILE.DOS
B CHECK$.(1)
C Verified.###
D Qwerty.1?3
Which of the following is invalid filename?
A shutry
B TRY
C trial
D my .file
E None of the above
In financial accounting of a chemical plant, which of the following relationship is invalid?
A Assets = equities
B Assets = liabilities + net worth
C Total income = costs + profits
D Assets = capital
In an election between two candidates, one got 55% of the total valid votes, 20% of the votes were invalid. If the total number of votes was 7500, the number of valid votes that the other candidate got, was:
A 2700
B 2900
C 3000
D 3100

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