This should be the correct answer
Explanation : x = 79 marks
The marks scored by Mike on four math test are 88,91,75 and 72.
Average of marks, A = 81
Let in fifth test he scores x marks.
The formula for finding average is :
In the fifth test he scores 79 marks.
Hence, this is the required solution.
The answer to this question is that photosynthesis requires
carbon dioxide. Photosynthesis is the process where plants converts the light
from the sunlight into a chemical energy like oxygen and organic compounds.
Plants also use photosynthesis in order for the plants to make food.
A germ-line mutation in one of the genes implicated in the cancer occurred in an ancestor.
answer is antibodies.
B cells are a type of lymphocytes and it is responsible for the immune system. B cells help to protect body by producing specific antibodies to fight against each antigen which are strangers to the body specially for viral infections.
