Which trinomial is a perfect-square trinomial?

A. 9y^2-6y+4

B. 2y^2-2y-1

C. 10y^2-20y-4

D. 4y^2-4y+1

A scientist used 2 gallons of liquid for every 3 hours he worked. He uses ___ of a gallon each house each hour he works

There are 5 bottles of orange juice, 3 bottles of guava juice and 2 bottles of apple juice in a box. If 2 bottles of juice are chosen at random from the box, find the probability of choosing 2 bottles of juice of different flavours.

The average person loses 50 to 80 hairs per day to make way for new growth, Suppose you lose 65 hairs per day for 15 days without growing any.

1: Mr. Alter bought a block of fudge that weighed 75 pounds. He cut the fudge into 6 equal pieces. What was the weight of each piece of fudge? A 930 pounds B 830 pounds C 307 pounds D 730 pounds

Factor n^3 - n^2 + 3n - 3. A) (n^2 - 3) (n - 1) B) (n^2 + 3) (n - 1) C) (n^2 + 1) (n - 3)

In a camp, 140 students from school A, 70 students from school B, 105 students from school C, and 35 students from school D, participated. Find the percentage of representation from each school.

Solve this equation to find x: 2 - (3x - 4) = 2x - 9. how do i do that

In ΔOPQ, q = 6.5 inches, o = 8.6 inches and ∠P=55°. Find ∠Q, to the nearest 10th of an degree

Neal buys a board game. He pays for the board game and pays $1.54 in sales tax. The sales tax rate is 5.5%. What is the original price of the board game?

Add 3/4 + 3/4 simplify answer