Answer:
7
Step-by-step explanation:
B + 7.4 = 4.8
b = 4.8 - 7.5
b = -2.7
hope this helps :)
2 - 101
3 - 101
4 - 79
5 - 79
6 - 101
lol hope this helps <33
"What percent" is our unknown x, "of" means we will multiply, "is" means equals. We set up the equation accordingly: x(12.5) = 39. 12.5x = 39. Divide both sides by 12.5 to get x = 3.12. To get to the percent form we multiply by 100 to get 312%.
Answer:
1) 3.21 by itself if rational, I don't know if the dots mean anything, but if they do, then it is irrational.
2) Pi is an irrational number as it repeats forever.