A US nickle weighs about 1 gram. What is the weight of a bag of 2 million nickels in kilograms? \( \square \mathrm{kg} \)

1. Divide \( 18,102 \div 7 \)

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? \( \begin{array}{ll}\text { (A) } 13 \mathrm{~km} 500 \mathrm{~m} & \text { (B) } 131 \\ \text { (C) } 14 \mathrm{~km} 500 \mathrm{~m} & \text { (D) } 14\end{array} \)

b. La compañía telefónica ha utilizado \( \frac{3}{4} \) de un rollo de cable de 800 m durante la primera mitad del año. ¿Cuántos metros de cable de ese rollo le queda disponible para el resto del año?

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

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.)