36% of 50
The cost per book is $3.41 thus the cost of buying 7 books will be $23.87 maintaining the given ratio.
The ratio is the division of the two numbers.
Proportion is the relation of a variable with another. It could be direct or inverse.
For example, a/b, where a will be the numerator and b will be the denominator.
As per the given,
The book fair had a sale where 6 books were $20.46.
Cost per book = 20.46/6 = $3.41
To buy 7 books,
The cost of buying 7 books at $3.41 per book will be,
⇒ 3.41 × 7 = $23.87
Hence "The cost per book is $3.41 thus the cost of buying 7 books will be $23.87 maintaining the given ratio".
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Answer:
Step-by-step explanation:
He has owned a dog for 9 years, and this time is one year less than twice as long as he has owned a cat.
So, we can express this like:
Solving for :
Therefore, he has owned a cat for 5 years.
In standard form, it would be 0.000000146
B. 1/4
C. 3/4
D. 1/3
She shared 2/3 of her cupcakes