Salmas average in four tests is 80% . what mark does she need to score in her fifth test to make her average 84% ?

Salma's average in four tests is 80% . what mark does she need to score in her fifth test to make her average 84% ?

Salma's average in four tests is 80% . what mark does she need to score in her fifth test to make her average 84% ? ?

Created: 1 week ago | Updated: 1 week ago | Created By:

Imran Ahmed

100%

94%

84%

96%

0 1

Best Answer Explained in Below-:

the sum of the first 4 test scores is 4*80 = 320 the sum of ALL 5 scores to be 5*84 = 420 she need score in her fifth test = 420 - 320 = 100

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Salma's average in four tests is 80% . what mark does she need to score in her fifth test to make her average 84% ? ?

Murad bought equal number of 20-paisa and 30 paisa stamps . If the total cost of the stamps was Tk. 10 , what was the total number of stamps that Murad bought?

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