Assume that y varies inversely with x. if y = 7when x = 2/3 find y when x= 7/3

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

Seymour is twice as old as cassandra. if 16 is added to cassandra’s age and 16 is subtracted from seymour’s age, their ages become equal. what are their present ages? show !

In the diagram of circle o, what is the measure of zabc?