Ahot cup of coffee is 200f when poured and placed in a room that is 70f. 10 min later the temperature of the coffee has cooled to 180f. what is the temperature of the coffee 10 min later?

(assume newton's law of cooling)

Find the solution of system of equation y= x-4 y=4x+2

For the rule of 78, for a 12-month period, the last term in the sequence is 12 and the series sums to 78. for an 10 month period, the last term is and the series sum is . for a 15 month period, the last term is and the series sum is . for a 20 month period, the last term is and the series sum is

Which statement about the annual percentage rate (apr) is not true?