On every 3 hamburgers that mcdonald's makes they use 9 pickles write the ratio in simplest form how many pickles would they use on 100 burgers

Solve with work adding cheese to a mcdonalds quarter pounder increases the fat content from 21g to 30g. what is the percent of change ?

Me! i really need to get this right before 9. prove the divisibility of 7^6+7^5-7^4 by 11. use factoring so you get a number times 11. just tell me the number. i need this done asap

To decrease an amount by 16% what single multiplier would you use