At a school supply stołe, 5 packs of pencil and 7 packs of paper costs $22.25. At the same store, 8 packs of pencils and 2 packs of paper costs $14.90. How much is one pack of each?

For how answer my question this will be the last question can you answer in math subject

You are a clerk at convenience store. a customer owes 11.69 for a bag of potatoes chips. she gives you a five dollar bill. how much change should the customer receive?

Maria found the least common multiple of 6 and 15. her work is shown below. multiples of 6: 6, 12, 18, 24, 30, 36, 42, 48, 54, 60, . . multiples of 15: 15, 30, 45, 60, . . the least common multiple is 60. what is maria's error?