Question
 In the design of a hard disk drive the motor driven
spindle holds flat circular rotating discs which are known as __________ and onto which the data is recorded.ÂSolution
The correct answer is C
The average weight of 6 employees in an office increases by 3 kg when the boss is included. The sum of the average weight of the 6 employees and the bos...
Rohit Sharma scores 93 runs in his 23rd inning, due to this his average increased by 3 runs. Find his current average?
The average cost of 3 chairs is Rs. 8000. The average cost decrease by 20% when one more chair is included. What is the cost price of the 4th...
The average expenditure of a man for the first 6 month is Rs.6000 and for the next 6 months is Rs.9000. If he saves 15000 in that year then find his ave...
‘N’ is the number of employees in an IT company ‘ABC’. The average age of employees working in the company is 45 years. What wil...
The average of four numbers is 68. When four more numbers are included, the average increases by 6. Find the average of the numbers included.
The average weight of a group of five persons, A, B, C, D, and E is 70 kg. If another person K joins the group then the average weight of the group is d...
There are only 220 students living in hostel. If 20 students left hostel, then overall expenditure of mess is reduced by Rs. 800 weekly but per student ...
The average run rate of a cricket team during the first 20 over’s is 4.5. What should be the asking rate per over for the next 30 over’s. if it has...
Average of 8 numbers is 70. If average of first four and last two numbers is 80 and 45, respectively then find the fifth number given that ratio of fift...
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