Any help would be nice
2 answers:
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Answer:
$75.
Step-by-step explanation:
We have been given that Grammy gave the server a $15 tip. The tip was 20% of the cost of dinner.
Let x be the cost of Grammy's dinner. We need to find x such that 20% of x equals to 15. We can represent this information as:
Therefore, the cost of Grammy's dinner was $75.
Answer:
Scientific notation of the given number
Step-by-step explanation:
Given:
The Number = 13
We need to write the number on scientific notation.
Solution:
Now we Know that;
"Scientific Notation is a method used for expressing the number which is too long or too short and which can be written in decimal form."
All Numbers in Scientific notation are written as.
where m ⇒ can be decimal number or whole number.
n ⇒ negative or positive integer.
Now we need to write the number 13 in scientific notation form.
scientific notation form of number =
Hence Scientific notation of the given number