9. Martyna is buying a new car. She has \( \$ 2000 \) for a down payment and she can trade in her current car for \( \$ 2500 \). The car she wants costs \( \$ 21000 \). The dealership will finance the car at \( 2.4 \% / a \), compounded month If Martyna wants to pay the car off in 3 years, what will be her monthly payment?

If the price of a television is \( 15,400 \mathrm{LE} \) after a \( 20 \% \) discount, what was the price before the discount? \( \begin{array}{ll}\text { (a) } 12,320 \mathrm{LE} & \text { (b) } 3,080 \mathrm{LE} \\ \text { (c) } 18,480 \mathrm{LE} & \text { (d) } 19,250 \mathrm{LE}\end{array} \)

During a sale, a shop offered a discount of \( 10 \% \) on the marked prices of all the items. What would a customer have to pay for a pair of jeans marked at \( \bar{₹} 1450 \) and two shirts marked at ₹ 850 each?

Find the compound amount and the amount of interest earned by the deposit below. \( \$ 3,000 \) at \( 3.89 \% \) compounded continuously for 4 years. What is the compound amount? \( \$ \square \)

Find the compound amount and the amount of interest earned by the following deposit. \( \$ 5800 \) at \( 3.4 \% \) compounded continuously for 9 years. The future value after 9 years is approximately \( \$ \square \). (Do not round until the final answer. Then round to the nearest cent as needed.)

अरविन्द ने एक धनराशि 1 जनवरी, 2012 को बैक मे \( 8 \% \) वार्षिक साधारण ब्याज की दर से निवेश की, उसे 3,144 की धनराशि 7 अगस्त, 2012 को बैंक से प्राप्त हई। उसने कितनी धनराशि बैंक में निवेश की थी?