total sum

There are 15 houses in a neighborhood. Nine of the houses have 6 people in them. The remaining houses have 4 people in them. How many people are in a neighborhood. 9 houses * 6 people per house = 54 people The remaining houses equal 15 total houses - 9 houses = 6 houses 6 houses remaining...

Shelby has already taken 31 quizzes during past quarters, and she expects to have 1 quiz during each week of this quarter. After attending 9 weeks of school this quarter, how many quizzes will Shelby have taken in total? Calculate the latest quiz amounts: 1 quiz per week * 9 weeks = 9 quizzes...