Een sak vooralgemengde betonmengsel gee \( 0,009 \mathrm{~m}^{3} \) beton. Bereken hoeveel sakke betonmengsel benodig word om die waterpyp te giet.

Scluing equation and tuen Varity \[ 4\left(a+\frac{1}{4}\right)+(2 a+2) \frac{1}{2} \]

14. It is ilegal for a lending institution to refuse to make a residential real estate foan in a particular area oniv because of the a. Physical location of the property. b. Questionable economic situation of the applicant. c. Applicant not being of legal age. d. Deteriorated condition of the premises.

13. A real estate loan payable in periodic installments that area sufficient to pay the principal in full during the term of the loan is called a (an) a. Conventional loan. b. Amortized loan. c. Straight loan. d. Participation loan.

sión: \( \frac{7.2^{x-3}+11.2^{x-1}-2^{x-3}}{6.2^{x-5}+2^{x-3}} \)

1. Express following sets using the listing method. a. \( A \) is the set of positive factors of 18 b. \( B \) is the set of positive even numbers below or equal to 30 c. \( C=\{2 n \mid n=0,1,2,3, \ldots\} \) d. \( D=\left\{x \mid x^{2}=9\right\} \) 2. Express following sets using the set-builder method. a. \( \{2,4,6, \ldots \). b. \( \{1,3,5, \ldots, 99\} \) c. \( \{1,4,9, \ldots, 81\} \)