Notebooks 82002

The teacher bought for her class (for each student), in which there are 15 students, notebooks for €0.30, books for €4.50 and special pens for €2.80. How much did they have left in the class fund when they had €200 there?

Correct answer:

x =  108.8 eur

Step-by-step explanation:

n=12 v=0.30+4.50+2.80=7.6 eur a=v n=7.6 12=5456=91.2 eur b=200 eur  x=ba=20091.2=108.8 eur

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