The cylindrical container shown will be filled with spherical marbles. the container has a radius of \( R \mathrm{~cm} \) and a perpendicular height of \( h \mathrm{~cm} \). The volume of the container is \( 300 \mathrm{~cm}^{3} \). The radius of each marble is 0.75 cm . Show that the height of the container, 10.4.1 is given by \( h=\frac{300}{\pi \mathrm{R}^{2}} \) 10.4.2 The container is filled with 100 marbles. Then water is poured into the container until the water reaches the top. Calculate the volume of water that was poured into the container.

(5) En una sustracción, si el minuendo aumenta en 13, ¿qué debe ocurrir con el sustraendo para que la diferenc se altere?

ttions for Proportional Relationships Question 6 ( 1 pout) Read the doscription of a proportional relationship. Nellie and her friends set out to sea on their annual fishing trip. There is a proportional relationship betiveen the time (in hours) Nellie and her friends sailing, \( x \), and their distance from in shore (in miles), The equation that models this relationship is \( y=5 x \). How long does it take Nellie and her friends to sail 20 miles from shore? Enter your answer as a whole number of decimal. hours

unch using 12 bottles of lemon-lime soda and 3 cans of peach juice concentrate. Ent tionship between \( x \) and \( y \).

2. ¿Qué ventaja ofrece la comunicación digital en la formación de lazos a) Mayor profundidad emocional que la comunicación cara a cara. b) Accesibilidad global para conectarse con personas de diferentes cultu c) Limitación en la expresión emocional. d) Todas las anteriores.

A triangle has sides of lengths \( 30,39,54 \mathrm{~m} \). Largest angle \( =\square_{2 \text { decimal places }} \)