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Questions in Grade College

[Free] Helena uses a mixture of compost and topsoil in her garden. She purchased a total of 10 cubic yards of compost and topsoil for $180. If compost costs $25 per cubic yard and topsoil costs $15 per cubic yard, how many cubic yards of topsoil did she purchase?

[Free] The host of a radio program makes a red flag claim about a nutrition-related product, which is generally an indication that the information about the product is unreliable. The radio program host said...

[Free] Which sentence has an optimistic tone? A. This group of wide-eyed boys with a love of the game reminds me of my own freshman squad. B. Though Shanna is an underdog in the tournament, skillful coaching is likely to increase her success. C. With a roster full of inexperienced players, the team is unlikely to win a game in the national tournament. D. Milo is an underdog in the tournament because he had only seven wins during the regular season.

[Free] [tex]\sum_{n=0}^a 2^n(z-i)^{4 n}[/tex]

[Free] Solve the following by completing the square: 1) [tex]$x^2-2 x-19=0$[/tex] 2) [tex]$x^2-7 x+12=0$[/tex]

[Free] $\begin{array}{l} y \leq-x+1 \\ y>x \end{array}$ (-3,5) (-2,2) (-1,-3) (0,-1)

[Free] Dolphin jump [tex]y=-16 x^2+32 x-10[/tex] This parabola has x-intercepts, representing the times when the dolphin's height above water is feet.

[Free] Dependency is the shift from being an independent adult to being dependent on others for physical and/or financial assistance. Please select the best answer from the choices provided.

[Free] What is the vertex of the graph of $f(x)=|x-13|+11$? A. $(-11,13)$ B. $(-13,11)$ C. $(11,13)$ D. $(13,11)$

[Free] Describe three strategies that can be used to treat contagious infections.