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11. Brendan is buying a new computer costing €1360. For an extra 121 package?


12. After Christmas, a shop decided to increase all its prices. Calculate the new price for each item.


Item Stereo


Television DVD


MP3 player Camcorder


Digital camera


Price €690 €480 €240


€35.80 €820 €950


% Increase 10% 25% 331


– 3%


5%


45% 30%


New Price


– 2% he can also have a scanner. How much is the total


Homework 1. Express these fractions as percentages. a) 8 f)


___ 100


___ 100


53


b) 17 ___


g) 92 ___


100 100


2. Express these percentages as fractions. a) 71% = ___ f) 36%


100


b) 29% g) 93%


100 = %


d) 0.25 g) 0.76


4. Find: a) 50% of €94 d) 20% of €275


5. Now try these. a) 70% of 450 d) 121


b) 0.41 e) 0.89 h) 0.66


c) 76 ___


h) 68 ___


100 100


d) 39 ___


i)


c) 7% h) 55%


100 3


___ 100


e) 4


___ 100


d) 14% i) 48%


3. Convert these decimals to fractions and then percentages. a) 0.19 = ___


e) 84%


c) 0.35 f) 0.02 i) 0.97


b) 25% of €156 e) 40% of €7.90


– 2% of 152


b) 30% of 260 e) 331


c) 10% of €8.40 f) 75% of €968


– 3% of 207


c) 90% of 430 f) 5% of 780


Percentages 173


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