One gram of sugar has 4 calories. A can of chili with beans has 10 grams of sugar. There are 540 calories in the can. What percent of the calories in the can is from sugar ? Round to the nearest whole percent .

Need on this one asap im almost done with this subject

What is coefficient of the term of degree of degree 5 in the polynomial below

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling