7. The students of Class VIII of a school donated 2401 in all, for Pri

1.	7. The students of Class VIII of a school donated 2401 in all, for Prime Minister'sNational Relief Fund. Each student donated as many rupees as the number of studentsin the class. Find the number of students in the class,
Answer» Answer: Let x be the number of students in the class. Thus, AMOUNT deposited by a STUDENT is Rs. x If, each student deposits Rs. x for Prime MINISTERS National Relief Fund in a class of x students, then the TOTAL sum donated by the class=x^2 Now, x^2=2401 x=root 2401 =root 7×7×7×7 =7×7 =49 Thus, the number of students in the class =

7. The students of Class VIII of a school donated 2401 in all, for Prime Minister'sNational Relief Fund. Each student donated as many rupees as the number of studentsin the class. Find the number of students in the class,

Answer»

Answer:

Let x be the number of students in the class.

Thus, AMOUNT deposited by a STUDENT is Rs. x

If, each student deposits Rs. x for Prime MINISTERS National Relief Fund in a class of x students, then the TOTAL sum donated by the class=x^2

Now,

x^2=2401

x=root 2401

=root 7×7×7×7

=7×7

=49

Thus, the number of students in the class =