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How can i solve it which method or way should I use ............. ..​
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How can i solve it
which method or way should I use
............. ..​

How can i solve it which method or way should I use ............. ..​-example-1
User Masinde Muliro
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1 Answer

7 votes
Aliaa got a mark of 60 in her first 4 tests, so her total mark is 60 x 4 = 240. On her fifth test, she got a mark of 80.
So her average is:
(240+80)/5 = 320/5 = 64
Her avg is 64 (c).
User Anton Kasianchuk
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7.1k points
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