Answer:
4
Step-by-step explanation:
750=3.14 × r^2 ×15 you divide 750 by 3.14 then by 15, then you take the square root
Answer:
-0.7
Step-by-step explanation:

You can choose any digits you wish for
and
but the difference must be 0.7. I chose 1.0 and 0.3.

Answer:
216*y*y*y*y
Step-by-step explanation:
6 cubed is 216, and y^4 expanded is yyyy. So if I'm understanding correctly, you want as your answer:
216*y*y*y*y
Maximum number of packs of 10 = 30 / 10 = 3 packs
Therefore, the different ways to but them are as follows:
3 packs of 10 and zero single pieces (30-3(10)=0)
2 packs of 10 and 10 single pieces (30-2(10)=10)
1 pack of 10 and 20 single pieces (30-1(10)=20)
zero packs of 10 and 30 single pieces (30-0(10)=30)