Carly can paint 6/7 of a picture in 3/14 of an hour how many pictures can they paint in a full hour

Mr and mrs smith buy tickets for themselves and their four children. the cost of an adult ticket is ? 6 more than the adult ticket. the total cost of the six tickets is ? 40.50 work out the cost of an adult ticket. in your working let c be the cost of the child ticket and a be the cost of the adult ticket.

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?