At Westonci.ca, we make it easy to get the answers you need from a community of informed and experienced contributors. Explore thousands of questions and answers from a knowledgeable community of experts ready to help you find solutions. Discover detailed answers to your questions from a wide network of experts on our comprehensive Q&A platform.

Robert has 12 coins totaling $1.45. None of his coins is larger than a quarter. Which of
the following cannot be the number of quarters he has?


Sagot :


The correct answer is 1 because coin • number = total value. When p = the number of pennies,       n = the number of nickels,       d = the number of dimes,       q = the number of quarters. The total number of coins = p+ n+ d+ q = 12. But if q = 1 then p+ n+ d = 11