Laura and Martin obtain a 25-year, $130,000 conventional mortgage at 10.0% on a house selling for $170,000. Their monthly mortgage payment, including principal and interest, is $1181.70. a) Determine the total amount they will pay for their house.
b) How much of the cost will be interest?
a) The total amount that Laura and Martin will pay for their house is $
(Round to the nearest dollar as needed.)
b) They will pay a total of sin interest.
(Round to the nearest dollar as needed.)

In a coastal town, the humidity, measured in grams of water per kilogram of air, increases by 43% for every 1 degree celsius increase in temperature. a scientist observes that the humidity on monday morning is 5.75 grams per kilogram. he wants to know how much the temperature must increase for the humidity to reach at least 49.17 grams per kilogram. let t represent the increase in temperature, in degrees celsius, from monday morning's observation. write an inequality to represent the situation, and use it to determine the desired temperature increase.