Answer:
B) x>-3
Step-by-step explanation:
B) x>-3
Answer:
x+z=m
Step-by-step explanation:
Considering it's volume of 113 cm³, the approximate radius of the sphere is given by:
A. 3 cm
<h3>What is the volume of an sphere?</h3>
The volume of an sphere of radius r is given by:

In this problem, we have that V = 113 cm³, hence the radius in cm is given as follows:



![r = \sqrt[3]{\frac{113 \times 3}{4\pi}}](https://tex.z-dn.net/?f=r%20%3D%20%5Csqrt%5B3%5D%7B%5Cfrac%7B113%20%5Ctimes%203%7D%7B4%5Cpi%7D%7D)
r = 3 cm.
Hence option A is correct.
More can be learned about the volume of an sphere at brainly.com/question/25608353
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If Peter spends 20% of his salary on expenses, and his salary is $30,000, then all we need to do is find 20% of 30,000.
We can do this by converting 20% to a fraction or decimal. We'll do fraction because I think it is easier to see.
20% = 20/100 = 2/10 = 1/5
So we need to find 1/5th of 30,000
1/5 x 30,000 = 30,000/5 = 6,000
Therefore, Peter has $6,000 to spend on expenses.