Posted: 22 September 2007 at 12:59am  IP Logged



Problem A.
Juan and Anita are standing together in the schoolyard. Juan, who is 6 feet 2 inches tall, casts a shadow that is 54 inches long. At the same time, Anita casts a shadow that is 46 inches long. How tall is Anita?
Problem B.
A boat cruises downstream for 2 hours before heading back. It takes 3.5 hours going upstream to get back. If the speed of the stream is 8 mph, what is the speed of the boat in still water?: *
Problem C
If (x+4) is a factor of x^{2} 11x  w = 0, then the value of w is: * 
a.60 
b. 28 
c. 28 or
d.60 

Please respond to the questions (a, b, and c) above.

Edited by Online_tutoring on 22 September 2007 at 1:05am
