X/750=4
multiply both sides by 750
x=3000
the number is 3000
Answer:

Step-by-step explanation:

Answer:
5th term will approximate 5461/64
Step-by-step explanation:
5th term will approximate 5461/64
64+16+4+1+0.25 = 85.25 ≈ 5461/64 = 85.33
Sa = 2pi r h + 2pi r²
= 1327.32 units squared