Mary can build 2 sand castles (c) in 4 hours (t). Write an equation in the form of c=rt that represents the relationship between the number of sand castles (c) and time (t), where r is the constant of proportionality.

What is the answer (55 x 5) - (40 x 5)

1. A family is building a circular fountain in the backyard. The yard is rectangular and measures 10x by 15x and the fountain is going to be circular with a radius of 4x. Once the fountain is built, what will be the area of the remaining yard? 2.

During elementary school, Derek received a weekly allowance of $10 for completing all of his chores. These days he receives 50% more. What is Derek's weekly allowance now? $17 $7 $15 $10

3 + 3 x 3 - 3 + 3 = ? (a) 18 (b) 12 (c) 6 (d) 3 I think it is (a)

Consider a pattern that begins with 9 and each consecutive number is twice the previous term. What are the first four terms of this pattern? A. 9, 11, 13, 15 B. 9, 18, 27, 36 C. 9, 27, 81,243 D. 9, 18, 36, 72

What is a word problem for Y=150-10x

Factor the expression below. x^2 - 12x + 36 A. (X-6) (x+6) B. (x-6) (x-6) OC. 6 (x²-x+6) D. (x+6) (x+6)

A friend of mine is giving a dinner party. his current winesupply includes 8 bottles of zinfandel, 10 of merlot and 12 ofcabernet (he only drinks red wine), all from different wineries. a.

How do you expand this expression 1/3 (2/5-2/3w)

What is the slope of a line that is perpendicular to the line represented by the equation x-y=8