16. Radha secured 60 marks out of 100, Sudha secured 70 out of 200 and Rajat secured 80 out of 400.find
their percentages of marks. Also find the ratio of their marks.
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ratio of Radha marks 2:5
ratio of Rajat marks 4:20
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Answer:
formula of percentage:
marks secured/total marks * 100
Radha's percentage:
60/100*100
60%
Sudha's percentage:
70/200*100
35%
Rajat's percentage:
80/400*100
20%
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