Iist two different combinations if coins, each with value of 30% of a dollar.(ex: 3 dimes) PLS HELP ME

What is the ratio for the surface areas of the cones shown below, given that they are similar and that the ratio of their radil and altitudes is 4: 3? 23

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?

Type the correct answer in each box. use numerals instead of words. the average number of subscribers to an online magazine each year from 2010 to 2015 is given in the table below. the average number of subscribers to the online magazine in 2010 was the percent increase in the average number of subscribers in 2011 to the average number of subscribers in 2012 was %. the maximum average number of subscribers to the online magazine in the years shown was