Ken ate 2⁄7 of the chocolate bar one day and 8⁄14 the next day. how much of the chocolate bar did ken eat?

Anyone know? is appreciated! will mark brainliest if correct!

You are on a cycling trip around europe with friends. you check the weather forecast for the first week. these are the temperatures for the week. sun mon tues wed thurs fri sat 16°c 20°c 24°c 28°c 28°c 23°c 15°c what is the mean temperature forecast for the week?

Given a: b and b: c, find a: b: c. write the ratio in simplest form. a: b=6: 10 and b: c=21: 33