Laurie is financing $360,000 to purchase a house. how much money will she save over the life of a 30-year, fixed-rate loan by buying 3 points with a rate of 6.275% instead of not buying points with a rate of 6.65%?
$31,906.80
$21,106.80
$13,990.68
$3,190.68

An assembly consists of two mechanical components. suppose that the probabilities that the first and second components meet specifications are 0.87 and 0.84. assume that the components are independent. determine the probability mass function of the number of components in the assembly that meet specifications. x

Which of these statements is correct? the system of linear equations 6x - 5y = 8 and 12x - 10y = 16 has no solution. the system of linear equations 7x + 2y = 6 and 14x + 4y = 16 has an infinite number of solutions. the system of linear equations 8x - 3y = 10 and 16x - 6y = 22 has no solution. the system of linear equations 9x + 6y = 14 and 18x + 12y = 26 has an infinite number of solutions.

Gabrielle's age is three times mikhail's age. the sum of their ages is 40 . what is mikhail's age? __ years old