All of the following fractions are equivalent to 1/2, except: 4/7 , 2/4 , 5/10 , 6/3 please help thank you

Which situation can be modeled by the inequality 5 + 10w ≥ 45? a. you start with $5 and save $10 a week until you have at least $45. b.you start with 5 baseball cards and purchase 10 cards every week until you have at most 45 cards. c.you start with 5 water bottles and purchases cases of 10 water bottles each until you have a total of 45 water bottles. d.you spend $5 plus $10 per week until you have less than $45.

Write an equation for the function that includes the points (2,100)and (3,100)

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12