SOLUTION: Manny can throw a football exactly 36 yards and Tony can throw a football exactly 30 yards. If they start to throw their football from the same spot, what is the minimum number of

Question 313424: Manny can throw a football exactly 36 yards and Tony can throw a football exactly 30 yards. If they start to throw their football from the same spot, what is the minimum number of throws for Tony so that the footballs would have been thrown the same distance?
choices:
a.) 4 times
b.) 7 times
c.) 6 times
d.) 5 times
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
Manny can throw a football exactly 36 yards and Tony can throw a football exactly 30 yards.
If they start to throw their football from the same spot, what is the minimum
number of throws for Tony so that the footballs would have been thrown the same distance?
:
Find the least common multiple
Factor 36: 2*2*3*3
Factor 30: 2*3*5
LCM: 2*2*3*3*5 = 180
:
"what is the minimum number of throws for Tony so that the footballs would have been thrown the same distance? "
180/30 = 6 throws for Tony (5 throws for Manny)
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