On one day, a labourer earned ₹ 125. Out of this money, he spent ₹ $68 \frac{1}{2}$ on food, ₹ $20 \frac{3}{4}$ on tea and ₹ $16 \frac{2}{5}$ on other eatables. How much does he save on that day ?
Three boxes weigh $9 \frac{1}{2}$ kg, $14 \frac{1}{5}$ kg and, $18 \frac{3}{4}$ kg respectively. A porter carriers all the three boxes. What is total weight carried by the porter?