In 1980, when the consumer price index (cpi) was 82.4, ivan purchased a house for $71,900. assuming that the price of houses increased at the same rate as the cpi from 1970 to 1980, approximately how much would the house have cost in 1970, when the cpi was 38.8?

1. a right triangle is graphed on a coordinate plane. find the length of the hypotenuse. round your answer to the nearest tenth. 2. use the angle relationship in the figure below to solve for the value of x. assume that lines a and b are parallel and line c is a transversal.

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.

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?