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Mr. Frank gives his car for servicing once in 4 months. How many times would he get his car serviced in a year? => 3 or 2 or 4 or 5..

The graph shows the number of service calls an electrician received in five months. Choose an appropriate title for the graph. => Calls or Electrician Service or Electrician Service Calls or Number of Calls..

A cargo service agency charges $30 for carrying 3 lb of iron and $3 for every extra lb. Which of the following equations represents the charge for total weight? => y = 30 + 3 x or y = 30 x + 6 or y = 3 + 30 x or None of the above..

Internet services reported that 33% of the secondary school principals use internet email more than once a day either in home or school. From a random sample of 120 secondary school principals, it was found that 42 use internet email more than once a day. Is there enough evidence to rejec..

In a business meeting, the General Manager (GM) of a company stated that his employees had an average service of 9 years. Later, the Assistant Manager found the statement delivered by the GM was incorrect after verifying the data shown. No.of employees (X) Years of service ( w )..

Eddy works at an automobile servicing center. Each day he earns $27 and an additional of $3 for washing a car. His daily earnings are modeled by the equation, T = $27 + $3 n , where T = total earnings, n = number of cars. Which of the following graphs best suits the situation? => Graph 2 ..

A supervisor of a company claims that the time spent by males of his organization in social services is greater than that of females. Find the test value. Can you support his claim at 90% confidence? Males Females Mean 2.3 2.8 Standard deviation 4 4.8 Size 15 21 => 0.59, support his claim..

A telephone service charges $10 per month plus 15 cents per minute. The table shows the relationship between the number of minutes and the cost. Use the rate of change to identify a linear equation for the data shown in the table. Number of Minutes ( x ) 10 20 30 40 50 Cost in Dollars ( y..

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The health of a community depends upon the personal health of the various members of the community. Community health can be defined as the personal health along with the environmental services for the importance of the health of the community. The various community health care servic..