The annual interest on a $19,000 investment exceeds the interest earned on a $15,000 investment by $474. The $19,000 is invested at a 0.6% higher rate of interest than the $15,000. What is the interest rate of each investment?

Given the choice between receiving $1.000.000 in one month or a single penny-doubled everyday for the period of one month; which option would you choice? show your work to support your answer. (assume that 1 month=30 days)

Arley is building a model of a city map. in one part of the city, three roads form a right triangle, which harley draws as triangle abc, with the following measures: m∠b=90° and m∠a=30°. in his scale model, the hypotenuse of triangle abc, ac¯¯¯¯¯¯¯¯, has a length of 817−−√ cm. what is the value of a (the length of bc¯¯¯¯¯¯¯¯)?

If you are trying to move an attached term across the equal sign (=), what operation would you use to move it?