The temperature in oslo was −20∘c at midday. at 4 pm, the temperature rose 3∘c, and then dropped 8∘c at 8 pm. anyone me out? because im not sure with with the rising by 3 degrees c part, because i think that it is - 20 + 3 which = -23 or -17 im not sure me out

In the image, point a marks the center of the circle. which two lengths must form a ratio of 1 : 2? (options are in the images since thought they were harmful phrases)

You have a 32-foot fence around a square garden. there are 4 equal sections. you paint 13 of one section of the fence. what fraction of the fence did you paint? you have a 32-foot fence around a square garden. there are 4 equal sections. you paint 13 of one section of the fence. what fraction of the fence did you paint?

The table shows the balance of a money market account over time. write a function that represents the balance y (in dollars) after t years.