Question

carlos needs to fill his water bottle that has a radius of 5cm and 10 cm height and the refill fill up 50ml a second how many seconds will need to fill all the water bottle?

Answer 1

Resposta:

15,7 s

Explicação passo-a-passo:

O Volume da garrafa é dada por:

V = πR².h

R = 5 cm

h = 10 cm

V = 785 cm³

1 cm³ = 1 ml

785    =  x

x = 785 ml

são 50 ml/ s

t = 785 / 50 = 15,7 s