Apiano has white keys and black keys in the ratio of 13 : 9. if there are 52 white keys, how many black keys are there?

Adeli charges the same price, $5.50, for all of its different sandwiches. if a company ordered n sandwiches for a luncheon, which equation could be used to find the total price, p, that the deli charged for the sandwiches? a- n/5.50=p b-5.50n=p c-5.50/n=p d-5.50+n=p

What properties allow transformation to be used as a problem solving tool

The graph shows the amount of money noah earned based on the number of lawns he cut. which list shows the dependent quantities in the graph?