What is the ratio of 15/18=5/h

Select the correct answer. joshua likes to read. he read 6 books when he was 6 years old. every year he doubled the number of books he read the previous year. how many total books did he read between the ages of 6 and 10? a. 60 b. 90 c.186 d.187

Write a fraction less than 1, which has a denominator of 6 and is greater than 3/4 plz answer !

X+ y = 5 ; x - y =3 solve using linear combination