Karen's Fruit Stand sold 18 packages of raspberries and 20 packages of blueberries. What is the ratio of packages of raspberries to total packages of berries? Simplify the ratio. plz help

Two planes leave an airport at the same time, one flying east, the other flying west. the eastbound plane travels 20 mph slower. they are 1600 mi apart after 2 hr. find the speed of each plane.

Write an inequality for this sentence the quotient of a number and -5 increased by 4 is at most 8

D. in a discrete probability distribution, the sum of the probabilities for the discrete variables will be > 1. true or false