Mahesh has ₹1,617 with him. He divided it amongst his sons Vijay and Ajay and asked them to invest it at 10% rate of interest compounded annually. It was seen that Vijay and Ajay got same amount after 19 and 20 years respectively. How much (in ₹) did Mahesh give to Vijay?
Ajit and Bimal can do a piece of work in 5, and 8 days, respectively, while Chandan can destroy the same work in 12 days. Ajit works on the 1st day, Bimal works on the 2nd day, Chandan works on the 3rd day and so on. They follow the same pattern until the work gets completed. How many days will it take for the work to be completed the first time?
9\( \frac{4}{5} \)
10 \( \frac{3}{5} \)
10 \( \frac{2}{5} \)
9 \( \frac{1}{8} \)
Find the value of [(16 ÷ 8) × {\( \frac{40}{2} \) + \( \frac{11}{6} \) × (8 − 2)}]