60 divided by 40 whichs means 15 marks is 1% so 1.5 time 100 is 150 marks and to check this you can find 10 percent of 150 which is 15 and times it by four to get 40% which ultimately is 60 marks
The full marks is 150 when 60 marks represent 40%. This calculation is based on setting up a proportion and solving for the total. Dividing 60 by 0.4 confirms the result, showing that 60 is 40% of 150.
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