Answer:
I believe it about 48
Step-by-step explanation:
Answer:
b) dV/dt = c * dT/dt
Step-by-step explanation:
Differentiating the equation with respect to time, you have ...
V = cT
dV/dt = c·dT/dt . . . . matches choice B
Answer:
$0.94 per pound
Step-by-step explanation:
To find the unit rate, make an equation and simplify it.
<em>2 pounds = $1.88</em>
<em>1 pound = ($1.88 ÷ 2) $0.94</em>
Hence, It costs <em>$0.94 per pound</em>
Answer:
obtuse triangle
Step-by-step explanation:
Answer: 25 books.
Step-by-step explanation:
Let as consider we need to find "how many books did Mr. Wharton buy in all?"
Let total number of books bought by Mr. Wharton be x.
80% of all the books she bought were paperbacks.
It is given that the number of paperbacks is 20.
Divide both sides by 0.8.
Therefore, Ms Wharton bought 25 books in all.