2014 AMC 8 Problems/Problem 3: Difference between revisions
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<math>\textbf{(A) }240\qquad\textbf{(B) }250\qquad\textbf{(C) }260\qquad\textbf{(D) }270\qquad \textbf{(E) }280</math> | <math>\textbf{(A) }240\qquad\textbf{(B) }250\qquad\textbf{(C) }260\qquad\textbf{(D) }270\qquad \textbf{(E) }280</math> | ||
==Solution== | ==Solution== | ||
Isabella read <math>3\cdot 36+3\cdot 44</math> pages in the first 6 days. Although this can be calculated directly, it is simpler to calculate it as <math>3\cdot (36+44)=3\cdot 80</math>, which gives that she read <math>240</math> pages. | Isabella read <math>3\cdot 36+3\cdot 44</math> pages in the first 6 days. Although this can be calculated directly, it is simpler to calculate it as <math>3\cdot (36+44)=3\cdot 80</math>, which gives that she read <math>240</math> pages. On her last day, she read <math>10</math> more pages for a total of <math>240+10=\boxed{\textbf{(B)}~250}</math> pages. | ||
==Video Solution== | ==Video Solution== | ||
Revision as of 01:54, 24 December 2022
Problem
Isabella had a week to read a book for a school assignment. She read an average of 
pages per day for the first three days and an average of 
pages per day for the next three days. She then finished the book by reading 
pages on the last day. How many pages were in the book?
Solution
Isabella read 
pages in the first 6 days. Although this can be calculated directly, it is simpler to calculate it as 
, which gives that she read 
pages. On her last day, she read more pages for a total of 
pages.
Video Solution
~savannahsolver
See Also
| 2014 AMC 8 (Problems • Answer Key • Resources) | ||
| Preceded by Problem 2 |
Followed by Problem 4 | |
| 1 • 2 • 3 • 4 • 5 • 6 • 7 • 8 • 9 • 10 • 11 • 12 • 13 • 14 • 15 • 16 • 17 • 18 • 19 • 20 • 21 • 22 • 23 • 24 • 25 | ||
| All AJHSME/AMC 8 Problems and Solutions | ||
These problems are copyrighted © by the Mathematical Association of America, as part of the American Mathematics Competitions. Error creating thumbnail: Unable to save thumbnail to destination
