Is the greatest common factor of two even numbers 2 and why

What is 3 : 538? I'm having a bit of trouble

The family size bottle of sunscreen holds 121212 fluid ounces (/text{fl oz}) (fl oz) left parenthesis, f, l, space, o, z, right parenthesis of sunscreen. The regular bottle holds 75/%75%75, percent less.

Find the value of the expression g + h : j * 17 : 4 : 17 for g = 3, h = 16, and j = 2.

Won't let me delete so

Simplify (2 3/5) divided (-3 3/4)

Long-grain rice costs $0.72/lb. How much would 2.7 lb of long-grain rice cost? A. $0.19 B. $1.90 C. $1.94 D. $1.95

Are the graphs of the lines in the pair parallel? Y=-2/3x - 18 -6x - 9y=18

Julie owns a small business. There was a loss of $14 on Thursday and a loss of $15 on Friday. On Saturday there was a loss of $13, and on Sunday there was a profit of $18. Find the total profit or loss for the four days.

Charlie runs at the speed of 3 yards per second. About how many miles per hour does Charlie runs?

What is the area of the shaded region? A. 10 square units B. 12 square units C. 15 soulare units D. 14 square units