Answer:
a?
Step-by-step explanation:
number 3 is not congruent but number 4 is because #4 is basically the same thing but you cant really multiply something to question #3 to get those answers.
At least 680 in sales because 200$-64$ is 136. 136*5=680 because 136 is one fifth or 20% of 680
The answer to 10+10 is 20. I hope I made it for the dog.