Someone please help!! I’ll give brainliest!

Answer:
1766.3
Step-by-step explanation:
V=4 /3πr^3
= 4/3(3.14)(7.5)^3
= 4/3(3.14)(421.88)
= 4/3(1324.69)
= 1766.25
= 1766.3
I hope this is right!