Answer:
14
Step-by-step explanation:
If he is solving 2 problems per minute and 8 minutes have passed, he has solved
2*8 = 16 problems
There are 30 problems and he has solved 16
30-16 = 14
There are 14 problems left to solve at the start of the 9th minute
Answer:
Step-by-step explanation:
1/3x+2/3x-2/3x: x equasion
3/4+(-1/4)
1/3x + 2/4(or 1/2)
1/3x+1/2
(note that positive 2/3 and -2/3 cancel out)
Answer: 2π inches or 6.28 inches.
Step-by-step explanation:
To solve this problem you must apply the formula shown below:
Where r is the radius and C is the central angle.
Subsitute values. Therefore, you obtain that the length of the arc is:
The answer is 9000 because it says to round to the nearest thousands
Answer:
The Antarctic Treaty created in 1991 decided to stop all exploitation of minerals, and thus has since banned mining in Antarctica. This is why minerals found in Antarctica have not been mined.
Step-by-step explanation: