Answer:
15%
Step-by-step explanation:
90-75=15
He was ironing when the phone rang.
Consider the given number is 
in question as well as in options.
Given:
is considered as an irrational number.
To find:
The reason for given statement.
Solution:
We have,
When evaluated, results in a nonterminating (infinite digits after decimal) and nonrepeating decimal, which is considered an irrational number.
Therefore, the correct option is C.
Answer: After 1 day, the amount of Iodine-125 has decreased by 1.15%. Write an exponential decay model with A(t) representing the amount of Iodine-125 remaining
Step-by-step explanation:
| b+7 | = 10; you add 2 on both sides.
| b+7 | is always positive
b+7 = 10, b = 10-7= 3.
therefore b = 3
