Difference between revisions of "1998 AJHSME Problems/Problem 11"
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Harry has 3 sisters and 5 brothers. His sister, being a girl, would have 1 less sister and 1 more brother. | Harry has 3 sisters and 5 brothers. His sister, being a girl, would have 1 less sister and 1 more brother. | ||
| − | <math>3-1=2 | + | <math>S = 3-1=2 </math> |
| − | |||
| − | <math> | + | <math>B = 5+1=6</math> |
| + | <math>S\cdot B = 2\times6=12=\boxed{C}</math> | ||
== See also == | == See also == | ||
Revision as of 10:16, 31 July 2011
Problem 11
Harry has 3 sisters and 5 brothers. His sister Harriet has 
sisters and 
brothers. What is the product of and ?
Solution
Harry has 3 sisters and 5 brothers. His sister, being a girl, would have 1 less sister and 1 more brother.
See also
| 1998 AJHSME (Problems • Answer Key • Resources) | ||
| Preceded by 1997 AJHSME |
Followed by 1999 AMC 8 | |
| 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 | ||
