A woman that is 68 inches tall casts a shadow that is 80 inches long. A tree casts a shadow of 160 inches. How tall is the tree?

Multiply: (-13) (-15) a: - 195 b: - 182 c: 182 d: 195

A rectangle is inscribed with its base on the x - axis and its upper corners on the parabola y=2-x^2 What are the dimensions of such a rectangle with the greatest possible area? width= height=

Given that tan2theta=3/8, what is the value of sec theta

The sample space shows the possible outcomes of picking two cards out of five different colored cards, red (r), green (g), blue (b), yellow (y), and purple (p). find the probability of picking one green card and one purple card.

15 - (7+3x) = 16 - (4x-1)

13. Students are asked to estimate the number of gumballs in a jar. Ian says there are 228 gumballs. In actuality, there are 240 gumballs. What is the percent error? 14. P walnu waln A. 3.5% B. 6% C. 5% D. 12%

Angelo rode his bike around the bike trail that was 1/4 of a mile long he wrote his bike around the trail eight times Angelo says he wrote a total of 8/4 mile Teresa says he is wrong and then he actually Road 2 miles who is correct use words and

Melissa has a pencil pouch with 4 blue pens, 2 red pens, 3 green pens, 10 black pens, and 2 purple pens in it. If the ratio of green pens to total pens is 1:9, how many more pens are in her pouch?

Brand A contains 8 fluid ounces and cost $1.28 brand B contains 12 fluid ounces and costs $1.68 what is the difference in cost, in dollors, per fluid ounce between the two brands of juice

Choose all sets that contain the number - 9.99 a. real numbers b. whole numbers c. irrational numbers d. natural numbers e. rational numbers f. integers