Annie buys some greeting cards. Each card costs $1.75. She pays with a twenty dollar bill. Let n represent the number of greeting cards Annie buys. Write an expression that represents the amount of change Annie should
receive

The number of 8th graders who responded to a poll of 6th grade and 8 th graders was one fourtg of the number of 6th graders whi responded if a total of 100 students responddd to the poll how many of the students responded were 6 th graders