The Purplemath Forums

Hello I need assistance multiplying mixed numbers. For example, how would I multiply 6-7/8 and 22-2/5 and 7-1/8, and then round to the nearest 1/5?

How do I write an equation using only one variable that could be used to solve for the constant variation of k ? In addition, I am having trouble solving problems that require me to find the constant of variation. For example: A biologist counted the number of white tail deer in a 90 acre parcel of ...

Hello. Here is a problem similar to one I am having trouble solving. If I could get help solving this problem, I would be able to solve my actual problem... The number of tickets sold each day for an upcoming performance of Handel’s Messiah is given by N(x)=-0.4x²+9x+11, where x is the expected numb...

Okay. As far as how many tickets will be sold that day. I do not understand where to plug h into. In addition, I do not understand this information: "Since you can't sell negative numbers of tickets, find the location of the zeroes (by plugging "0" in for "N" and then solvin...