If you have 400 ml of 30% solution and add 200 ml of water, what is the concentration of the new solution? 15% 1896 0 20% 24% O None of these A consumer invests $23,000 in a mutual fund with a 1% front end load and a 2.9% annual expense foe, which is charged as a percentage of the consumer's balance at the end of the year. The fund increases in value by 17.7%. over the first year. Match the following After subtracting the front-end load the remainder of the money grows by 17.7% over the first year. What is the ending balance before the expense fee? What is the annual expense fee charged on the consumer's balance at the end of the year? What is the amount of the money charged up front just for investing In the mutual fund? What is the final ending balance after the expense fee is deducted? 1 point For the spring semester 2020, part-time student at a college paid $140 per credit for tuition and paid a mandatory part-time student fee of $350 per semester. Let T be the total one-semester cost in dollars) of tuition plus part-time student fee for credits of classes. Find an equation of the model O T = 350z + 140 OT-1402 + 350 T 490 O T - - 140 + 350.2