The rain caused the river to rise a total of 6 2/3 inches. the river was rising at an average of 2/3 of an inch each hour. how many hours did it rain?

the answer is a.

135 and 80

step-by-step explanation:

c = 0.429t

step-by-step explanation:

the constant rate at which carlos harvests cassava is 35 minutes per 15 cassavas 15/35 = 0.429 cassava per minute

therefore, an equation that models the number of cassava (c) that harvest carlos in a time (t) is the following:

where t is the time in minutes.

this means that when 35 minutes have elapsed 15 cassava have been harvested, at 70 minutes 30 cassava have been harvested and so on.

raise 97 to the power of 6:

832972004929