June took out a 30 year loan for 285,000 at 4.2% interest, compounded monthly. if her monthly payment on the loan will remain 1393.70 for the life of the loan, how much will june have paid in interest once the loan is paid off

Ageologist had two rocks on a scale that weighed 4.6 kilograms together. rock a was 0.5 of the total weight. how much did rock a weigh?

[15 points, algebra 2]simplify the complex fraction and find the restrictions.

An architect builds a model of a park in the shape of a rectangle. the model is 40.64 centimeters long and 66.04 centimeters wide. one inch equals 2.54 centimeters. use the ratio table to find the ratio of the length to the sum of the length and width in inches and in simplest form. length 40.64 width 66.04 a. 8: 21 b. 13: 21 c. 21: 13 d. 21: 8