bearing in mind that 5¼ is just 5.25 converted to decimal.
let's say the number is "x", thus "x" is the 100%.
12.6 is 5.25%, what is the 100%? namely "x"?
Answer: sentence 4
Step-by-step explanation:
Answer:
What is the question?
Step-by-step explanation:
Use equation a = p(1+r)^t
a = d(1+p/100^1)
Answer:
(3a-1)(3a+1)
Step-by-step explanation:
This is the difference of two squares so we can factorise using the rules
x^2-y^2 = (x-y)(x+y)
In this case x = 3a and y = 1 since (3a)^2 = 9a^2 and 1^2 = 1