By solving it in your head
Answer:
It tells you 2 different things
Step-by-step explanation:
1. It could tell you that Tyler's book is much more expensive than Felix's.
2. It could tell you that they're the same price but Tyler sold more.
Let x = the smaller numberLet 3x + 15 = the larger numberx + 3x + 15 = 634x = 48x = 123(12) + 15 = 51
The answer should be 7/10!