a) 1628.4
b) 1534
c) 1496
d) None of these
Answer: d
Explanation: Let average expenditure of 19 people be x
19x = 13 × 79 + 6 × (x + 4)
19x = 13 × 79 + 6x + 24
x = 80.84
So, total money spent
= 80.84 × 19
= Rs. 1536.07
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