If 20% of haily's birthday money goes to savings, then how much birthday money did she recieve if $8 went into savings?

a: $2
b: $8
c: $40
d: $100

Rachel reads 1/5 of the pages of a book plus 12 pages on the first day. on the second day, she reads 1/4 of the remaining pages plus 15 pages. on the third day, she reads 1/3 of the remaining pages plus 18 pages. on the fourth day, she reads the remaining 70 pages. how many total pages are in the book?

Let the closed interval [a , b] be the domain of function f. the domain of f(x - 3) is given by (a) the open interval (a , b) (b) the closed interval [a , b] (c) the closed interval [a - 3 , b - 3] (d) the closed interval [a + 3 , b + 3]

A. 127 cm^2 b. 144.5 cm^2 c. 172 cm^2 d. 50 cm^2