Cards in a pack are black or red in the ratio black: red = 2:5
What fraction of the cards are red?
Ovo

There are 20 children in the cast of a class play and 8 of the children are boys of the boys 4 have a speaking part in the play and of the girls 8 do not have a speaking part in the play if a child from the cast of the place chosen at random what is the probability that the child has a speaking part

Plot a point at the y-intercept of the following function on the provided graph. 3y=-5x+7 20 points

The graph represents f(x)=[x]+3. what is f(-2.2)?