NEED HELP ASAP! NO LINKS OR U WILL BE REPORTED

What values of c and d make the equation true?

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7

The art class is planning to paint a mural on an outside wall. this figure is a scale drawing of the wall. width: 11 in length: 28 in unit rate: 1.5 ft per in. write the ratio of the area of the drawing to the area of the actual mural. write your answer as a unit rate. show that this unit rate is equal to the square of the unit rate 1.5 ft per in