A machine is used for making rubber balls and makes 500 balls in 30 minutes . How many balls will it make in 7/2 hours ?
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30min(1/2hr)-500balls
7/2hr-?(x)
x/2=7/2*500
x/2=3500/2
x/2=1750
x=1750*2
x=3500balls
30min(1/2hr)-500balls
7/2hr-?(x)
x/2=7/2*500
x/2=3500/2
x/2=1750
x=1750*2
x=3500balls
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29
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