Question

Out of nine persons, eight persons spent rs. 30 each for their meals. The ninth one spent rs. 20 more than the average expenditure of all the nine. The total money spent by all of them was

Answer 1

Answer:

Step-by-step explanation:

Let the average expenditure be Rs. x Then,

9x=(8*30)+(x+20)

9x=240+x+20

8x=260

So 9x=9*260/8

=Rs 290.5

 

Total money spent = 9x =  Rs. (9 x 32.5O) = Rs 292. 50