Use Photomath math it’s really good download it
18/4ths, 27/6ths, and 36/8ths.
Change you’ll receive is = 0.09
you can only buy 11 because if you divide 20/11 it will give you 1.81 and if you multiply 11x 1.81 it will give you 19.91 which is close to $20 & that’s the most you can buy .
The sign only changes when divided or multiplied by a negative number.
Answer:
rawr
Step-by-step explanation: