well, rational = fractional, namely something you can write as a fraction, well, anything between -1 and -2 is just less than -1 so

The diameter of the bowling ball will be 3 times greater than the baseball
1/2=4/8
4/8 less than 5/8
Good Luck!
Y= total price
x= amount of people
b= one time fee
answer is y = 22x + 405