Plz Help I dont Understand The question is Select all true statements in the expression: -3 + x + y + 0.5
A. The coefficient of the variable y are 1
B. 0.5 is one of the coefficients
C. -3 is one of the constants
D .-3 and 0.5 are like terms. They can be added or subtracted.
E. -3 +x +y +0.5 = xy - 2.5

Find the perimeter of the figure shown above. a. 40 cm c. 52 cm b. 60 cm d. 75 cm select the best answer from the choices provided

An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.

Iknow its nothing to do with education, but what type of thing should i wrote here? ? : ) its for mcdonald's btw.