SOLUTION: show and solve amy and janet both threw a shot put ball between 6 and 7 metres.Amy threw the shot put ball 20 centimeters father than janet . how far did each girl throw? Explain a

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Question 1008539: show and solve amy and janet both threw a shot put ball between 6 and 7 metres.Amy threw the shot put ball 20 centimeters father than janet . how far did each girl throw? Explain and show your work.
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
show and solve amy and janet both threw a shot put ball between 6 and 7 metres.Amy threw the shot put ball 20 centimeters father than janet . how far did each girl throw? Explain and show your work.
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6m<= a <=7m
6<= j <=7
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a = j+20cm
j = a-20cm
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6<= j+20cm <=7
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Since Janet >= 6
6<= janet <= 6.8m
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Also::
6m <= a-20cm <= 7m
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Since Amy <= 7m
6.2m <= amy <= 7m
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Cheers,
Stan H.