6x - 12 < 8x- 14 write an inequality to solve

Hi my sisters and brothers can tell me the answer because i don’t understand the question

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

Apackage of five erasers cost 0. $.39 at this rate how many how much would 60 erasers cost in dollars and cents