If 1 serving is equal to 3/4 cup, how many cups does it take to get 19.5 grams of protein?

Really need on these. i have no idea what to do

Seattle, washington is known for being rainy. one day last month, 8 inches of rain fell in 1 1/2 hours. what us the rate of the rainfall expressed in ft per plzzz write a proportion i will give you 100 points

Mackenzie needs to determine whether the rectangles are proportional. which process could she use? check all that apply.