some students arranged a picnic in metro walk the budget for food is rs. 540. Due to confusion 5 students of the group failed to go. The cost of food got increased by rs. 18. How many students went for the picnic?
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let no of students be x
total expenditure=540x
5 students left total expenditure
=(x-5)558 they both are equal
540x=(x-5)558
540x=558x-2790
18x=2790
x=155 students
total expenditure=540x
5 students left total expenditure
=(x-5)558 they both are equal
540x=(x-5)558
540x=558x-2790
18x=2790
x=155 students
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