Amachine shop has an order for 300 solid steel parts to be used on a series of pipeline valve systems. each part has a volume of 900 cubic centimeters. the cost of the steel is $0.37 per kilogram. the density of the steel is 8.15g /cm^3. what is the cost of the steel for the 300 solid steel parts to the nearest whole dollar

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.