A pen and a notebook cost $270 together. Four pens cost the same as five notebooks. Find the cost of each.
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If u want the answer ask the shopkeeper
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Step-by-step explanation:
Let the price of one pen be x
price of one pen+price of one notebook =270
x+price of one notebook=270
price of one notebook=270-x
According to question,
4x=5(270-x)
4x=1350-5x
4x+5x=1350
9x=1350
x=150
cost of one pen= x =150
cost of one notebook=270-x
=270-150
=120
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