Question

plz solve it fassst....I'll mark the first one #brainliest​

Answer 1

Answer:

Step-by-step explanation:

volume of cylinder = no. of cones(volume of cone+volume of hemisphere)

πr²h=n(1/3πr²h+ 2/3πx³)

6²*12= n (1/3*3²*12+2/3* 3³)

432= n (36+18)

432 = n *54

n=8a

Answer 2

I hope it is right and help you my friends.