Nine persons went to a hotel for taking their meals.
Nine persons went to a hotel for taking their meals. Eight of them spent Rs 12 each on their meals and the ninth spent Rs.8 more than the average expenditure of all the nine. What was the total money spent by them?
Answer/Solution
117
Steps/Work
Exp. Let the total expenditure be x, Then the average = x/9,
8*12+ [x/9+8] =x or [ x-x/9] =104.
8x/9 = 104, x =104*9/8 =117.
Answer: A
8*12+ [x/9+8] =x or [ x-x/9] =104.
8x/9 = 104, x =104*9/8 =117.
Answer: A