Question

A cylindrical cardboard mailing tube has a diameter of 90 mm. and a height of 600 mm. A total of 20% of the tube’s capacity is filled with spherical packing foam. Each foam sphere has a radius of 15 mm.

Approximately how many pieces of foam are in the tube?
Use 3.14 to approximate pi and express your answer as a whole number.

Answer 1

@rational

Answer 2

@mathsciencehistory

Answer 3

@roz_mar23

Answer 4

@Ilovecake

Answer 5

do you guys get it

Answer 6

@freckles

Answer 7

him

Answer 8

start by finding the volume of cylinder

Answer 9

d = 90, so r = 45
h = 600

V = ?

Answer 10

ok

Answer 11

what i forgit the volume of a cylinder

Answer 12

look it up in ur notes or textbook

Answer 13

i can't trust my memory on these formulas either