El señor Lopez compró un generador que funcionará durante 2 horas con un litro de gas. El tanque de gas en el generador es un prisma rectangular con dimensiones de 20 cm por 15 cm por 10 cm como se muestra. Si el señor Lopez llena el tanque con gas, ¿cuánto tiempo funcionará el generador? ¿Mostrar cómo llegaste a tu respuesta? [1000 cm3 = 1 litro] Explica tu respuesta.

Oscar and julie ashton are celebrating their 15th anniversary by having a reception hall. they have budgeted $4,500 for their reception. if the reception hall charges a $90 cleanup fee plus & 36 per person, find the greatest number of people that they may invite and still stay within their budget.

Draw a tape diagram to represent each situation.for some of the situations,you need to decide what to represent with a variable andre bakes 9 pans of brownies.he donates 7 pans to the school bake sale and keeps the rest to divide equally among his class of 30 students

Data from 2005 for various age groups show that for each $100 increase in the median weekly income for whites, the median weekly income of blacks increases by $105. also, for workers of ages 25 to 54 the median weekly income for whites was $676 and for blacks was $527. (a) let w represent the median weekly income for whites and b the median weekly income for blacks, and write the equation of the line that gives b as a linear function of w. b = (b) when the median weekly income for whites is $760, what does the equation in (a) predict for the median weekly income for blacks?