Question

A group of 21 students paid Rs.840 as the entry fee for a magic show. How many students entered if the total amount paid was Rs.1680?

Answer 1

Answer:

given :

fee for 21 students = 840

Step-by-step explanation:

fee for 1 student = 840/21

=20

for 1680 ₹ no.of students = 1680/20

=84

therefore no.of students entered = 84

Hence , proved

Answer 2

Answer:

840 rupees for 21 students

1 rupee for 21/840 students

and

1680 rupees for 21/840 × 1680 students

= 42 students

Step-by-step explanation:

Hope it helps you.....