Eleven friends spent rs 19 each on a tour and the twelfth friend spent rs 11 less than the average expenditure of all twelve of them. What is the totalmoney (in rs) spent by them?
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let the avg expenditure of all the 12 friends be x then the equation is
(11×19+x-11)/12 = x
209+x-11=12x
11x=198
x=18
total money spent by 12 friends = 12x
= 12×18
= 216 ans
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0
Answer:
Step-by-step explanation:
227
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