The temperature outside dropped 13 degrees in 7 hours. The final temperature was -2 degrees. What was the starting temperature

Which expression is equivalent to the expression shown?

The longer leg of a 30° 60° 90° triangle is 16 times square root of three how long is a shorter leg

Arecipe calls for 2 2/4 cups of raisins, but julie only has a 1/4 measuring cup. how many 1/4 cups is needed to measure out 2 2/4 cups of raisins?