Which of the following is an example of a ratio equal to the ratio 12: 4? a. 3 cookies, 1 sugar cookie b. 6 total cookies, 3 cookies c. 9 total cookies, 6 cookies d. 12 sugar cookies, 9 cookies

Jose predicted that he would sell 48 umbrellas. he actually sold 72 umbrellas. what are the values of a and b in the table below? round to the nearest tenth if necessary

The suare root of 9x plus 7 plus the square rot of 2x equall to 7

Lin is writing an equation to model the proportional relationship between y, the total cost in dollars of downloading videos from a website, and x, the number of videos downloaded. she knows that the total cost to download 3 videos was $12. her work to find the equation is shown below. joylin’s work step 1 k= 3/12= 0.25 step 2 y= 0.25x where did joylin make her first error?