Helene invested a total of $1000 in two simple-interest bank accounts. one account paid 5% annual interest; the other paid 6% annual interest. the total amount of interest she earned after 1 year was $58. find the amount invested in each account.

The two cylinders are similar. if the ratio of their surface areas is 9/1.44 find the volume of each cylinder. round your answer to the nearest hundredth. a. small cylinder: 152.00 m3 large cylinder: 950.02 m3 b. small cylinder: 972.14 m3 large cylinder: 12,924.24 m3 c. small cylinder: 851.22 m3 large cylinder: 13,300.25 m3 d. small cylinder: 682.95 m3 large cylinder: 13,539.68 m3

With both problems. a. s.a. p directions on photo ^

Which is the focus of a parabola with equation y2=4x