1 A notebook costs \( \$ 4.50 \) plus sales tax. After sales tax, the notebook is \( \$ 4.86 \). What is the sales tax rate? (A) \( 6 \% \) (B) \( 7 \% \) (C) \( 8 \% \) (D) \( 9 \% \)

Select all the perfect squares. - \( \sqrt{361} \) - \( \sqrt{224} \) - \( \sqrt{81} \) \( \sqrt{2} \) \( \sqrt{1} \)

Hari stays 1 km 350 m awi school. How many kilometr travel in a week if his schoc for 5 days a week and he take road everyday? \( \begin{array}{ll}\text { (A) } 13 \mathrm{~km} 500 \mathrm{~m} & \text { (B) } 131 \\ \text { (C) } 14 \mathrm{~km} 500 \mathrm{~m} & \text { (D) } 14\end{array} \)

5. The value of the equation is closest to which of the following? \( \frac{873.5 \times 4.72}{59.6} \) A. 75,000 B. 7,500 C. 750 D. 75

Diapers cast \$4/ prekage. How many prokeges did Mark buy if he spent \$16?

Find the general term of the following arithmetic sequence then find the indicated term of the sequence. \( 4,13,22,31, \ldots ; a_{12} \) The general term of the given arithmetic sequence, \( a_{n}=\square \). (Simplify your answer.) The indicated term of the sequence, \( a_{12}=\square \). (Simplify your answer.)