An outgoing batch of students want to gift a PA system worth Rs 4,200 to their school. If the teachers offer to pay 50% more than the students and an external benefactor gives three times the teacher's contribution, then how much should the teachers donate?

600

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420

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900

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2700

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none

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Solution

The correct option is C
900

Let x be the amount given by students.

Then we get $x + 1.5 x + 4.5 x = 4200$

So x=600

So the teachers should donate Rs.900.

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Question 104

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An outgoing batch of students want to gift a PA system worth Rs 4,200 to their school. If the teachers offer to pay 50% more than the students and an external benefactor gives three times the teacher's contribution, then how much should the teachers donate?

The correct option is C 900 Let x be the amount given by students. Then we get x+1.5x+4.5x=4200 So x=600 So the teachers should donate Rs.900.

The correct option is C
900

Let x be the amount given by students.

Then we get $x + 1.5 x + 4.5 x = 4200$

So x=600

So the teachers should donate Rs.900.