Answer:
it is A i think i am a nub tho
Step-by-step explanation:
Step-by-step explanation:

which means each person receive 45g cake
The mean you have to add up your numbers first then divide them by the amount of numbers you have .ex. 1+2+3 is 6 then divide so 6÷3 =3
Median is the middle number in list. So put them in order then muddle number is your median. If you have two numbers left add them and divide by 2. That will be your median.