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?

Phyllis and chen are saving money to go to a football game. each friend starts with some money and saves a specific amount each week. phyllis made a graph to show the total she has saved at the end of each week. chen wrote an equation to show the total, y, he has saved at the end of each week, x. y = 15x + 15 compare the amount that each friend has when both friends start saving. select the correct answer from the drop-down menu to complete the statement. phyllis starts with $ and chen starts with $

Icould really use some with this question.

If you can solve all of these i will give ! - 4% of 190 - 4% of 162.5 - 4% of 140 - a 4% increase from 155.1 - a 4% increase from 159.8