Question

a group of students were taken to a school. each student contributed 3 times as many ₹ as there were number of of students.the total contribution raised was ₹867. How many students were there? Do it with steps..​

Answer 1

Answer:

17

Step-by-step explanation:

Step-01, let the number of students be= x

contribution by one student will be = ₹ 3x

hence,

contribution by x students will be = 3x*x = 3x²

now the total contribution = ₹867

3x²=867

x² = 867÷3 = 289

x= 17