<h2>
Answer: 8</h2>
Step-by-step explanation:

Therefore, Mel has to work at least 7.5 hours or 8 total hours.
Answer: 25
Step-by-step explanation: The median is the average of the middle two numbers and if the median will be 17.5 then the sum of the middle numbers will be 35, and when we arrange the numbers in the least to greatest order we realize that 10 will be one of the middle two numbers when a number is added, and so the other number must be 25. Hope this helped!
Answer:
Given in a bag contains five green marbles, three blue marbles, two red marbles and two yellow marbles
(a)The four colour out comes not equally because the number of four colours balls are different.
(b) Total ball =5+3+2+1=11
Then probability (green) =
11
5
Then probability (blue) =
11
3
Then probability (red) =
11
2
Then probability (yellow) =
13
1
(c) The sum of probabiilites =
11
5
+
11
3
+
11
2
+
11
1
=
11
11
=1
Answer:
4m
Step-by-step explanation:
First subtract:
9m-7m=2m
Then add:
2m+2m= 4m
Hope this helps!
Pls mark brainliest if correct:)
The answer is C. 51 because we can see that all of the numbers are divisble by 5 except for 51
an easy way to tell is if the number ends in 0 or 5, it is divisible by 5
51 is the only one that doesn't end in 0 or 5 so it isn't divisible by 5 (it's divisible by 3 and 17)
the answer is C. 51