Concept explainers
An auditorium has 50 rows of seats . The 1st row has 20 seats and the second row has has 21 seats , the 3rd row has 22 seats and so on , each row having one more seat that the previous row . How many seats are there all together ?
a) write two different expressions for the total number of seats in the auditorium. One expression should use addition; the other should involve multiplications .
b) solve the auditorium problem by evaluating one of the expression in part (a)
Want to see the full answer?
Check out a sample textbook solutionChapter 9 Solutions
Mathematics for Elementary Teachers with Activities (5th Edition)
Additional Math Textbook Solutions
MATH IN OUR WORLD (LOOSELEAF)-W/ACCESS
Pathways To Math Literacy (looseleaf)
Differential Equations: An Introduction to Modern Methods and Applications
Using & Understanding Mathematics: A Quantitative Reasoning Approach (7th Edition)
Basic College Mathematics
Mathematics All Around (6th Edition)
- Determine if each is an expression or an equation: 23+6=29 (b) 737arrow_forwardIn a bag, a child has 325 coins worth $19.50. There were three types of coins: pennies, nickels, and dimes. If the bag contained the same number of nickels as dimes, how many of each type of coin was in the bag?arrow_forwardA community baseball stadium has 10 seats in the first row, 13 seats in the second row, 16 seats in the third row, and so on. There are 56 rows in all. What is the seating capacity of the stadium?arrow_forward
- Calculus For The Life SciencesCalculusISBN:9780321964038Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.Publisher:Pearson Addison Wesley,Holt Mcdougal Larson Pre-algebra: Student Edition...AlgebraISBN:9780547587776Author:HOLT MCDOUGALPublisher:HOLT MCDOUGAL
- Algebra: Structure And Method, Book 1AlgebraISBN:9780395977224Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. ColePublisher:McDougal LittellCollege Algebra (MindTap Course List)AlgebraISBN:9781305652231Author:R. David Gustafson, Jeff HughesPublisher:Cengage Learning