Instructions

Study the information given in each of these question and then answer the question

Question 149

Out of a total 550 students how many students did not prefer Maths or Economics ?
Break-up of students having preference for each subject

Solution

No. of students not preferring Maths or Economics = No. of students preferring History or Geography

= (Percent of students preferrig history + Percent of students preferrig history)% of 550

= 72% of 550 = 396

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