Answer:
V = 1/3 • π • radius cubed • height
If the volume is is 16π and the height is 3, then 16π = 1/3 • π • r cubed • 3
16π ÷ (1/3 • π • 3) = 16
radius squared = 16 √16 = 4, so radius = 4
You can also check: 1/3 • r cubed • 3 = 16 The only value left to multiply is π
Step-by-step explanation:
-7.1-3.2 extract the negative sign and then add the negative numbers -(7.1+3.2) your answer would be -10.3
It takes him 17 minutes to make each shoe.
<em>How to Solve: </em>
- take away the 30 min lunch break from the time becomes 11:45 to 4:00
- calculate the distance from 11:45 to 4:00 which is 4 hours and 15 minutes to complete each shoe.
- Convert the hours into 60 minutes each so 60*4= 240 now add the extra minutes 240+15= 255 minutes
- Now divide that bye 15 shoes 255/15= 17 minutes
- So it takes 17 minutes to make each shoe. :)
Answer:
Rob saved $24 on Saturday.
Step-by-step explanation:
Given:
Rob is saving to buy a new MP3 player.
Money earned in baby sitting = $11
Money saved =$6
First we will find the Percentage of amount he saved.
Percentage of amount he saved can calculated by Amount saved divided by total money earned and then multiplying by 100.
framing in equation form we get;
Percentage of amount he saved = 
Now Given:
Money earned in babysitting on Saturday = $44
We need to find the Money he saved on Saturday.
Money Saved can be calculated by Percentage of amount he saved multiplying by Money earned in babysitting on Saturday and then divided by 100.
framing in equation form we get;
Money Saved on Saturday = 
Hence Rob saved $24 on Saturday.
Answer:
Step-by-step explanation:
9-5*4+3
9-20+3
-11+3
= -8