Dianna has 7 quarters, 3 dimes, and 8 nickels in her purse. she reaches into her purse and randomly grabs two coins. what is the probability that dianna grabs a dime first and then a nickel?

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

Finding tbe values of the variables in each kite

State one method by which you can recognize a perfect square trinomial.