The percentages in practice

If every tenth apple on the tree is rotten it can be expressed by percentages: 10% of the apples on the tree is rotten.

Tell percent using the following information:
a. in June rained 6 days
b, increase worker pay 500 euros to 50 euros
c, grabbed 21 from 24 shots on goal keeper
d, of 150 carrot seeds not germinated 30 seeds

Result

a =  20 %
b =  10 %
c =  87.5 %
d =  20 %

Solution:

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