Answer:
5*3=15
Step-by-step explanation:
Hello :
<span>the recursive formula is : an +1 = q an ... q : common ratio</span>
The answer is 1/12. Hope this helps :D
18/20=9/10 9*10=90%
use the fraction or decimal then multiply by 100 or ten depending
Since they are simmilar we will then have the following relationships.

Now, we solve for x, as follows:

The expression goes along the lines of. 15 is to 10 what 9 is to x, with this as was done we solve for x and determine it's value, that since they keep proportionality.