8. A sample of ten large eggs were weighed with the results shown below, in grams. 58,64, 61, 56, 60, 57, 60, 62, 59, 68
Which of the following is this sample's standard deviation to the nearest tenth of a gram?
(1) 2.7
(3) 4.8
(2) 3.5
(4) 5.1

Sarah took the advertising department from her company on a round trip to meet with a potential client. including sarah a total of 11 people took the trip. she was able to purchase coach tickets for $280 and first class tickets for $1280. she used her total budget for airfare for the trip, which was $6080. how many first class tickets did she buy? how many coach tickets did she buy?

Which of the following shows the length of the third side, in inches, of the triangle below

The length of an intercepted arc of a central angle of a circle is 4 cm. if the radius of the circle is 5 cm what is the measurement of the central angle to the nearest whole degree