Answer:
53.3%
Step-by-step explanation:
80/150=160/300
160/300=53.33/100
The decrease in calories is 53.3%
Answer:
Eraser cost €0,2
Step-by-step explanation:
Cost of ereaser - x
Cost of pencil - x + 1
x + x + 1 = 1,4
2x + 1 = 1,4
2x = 0,4
x = 0,2
Answer: option c.
Step-by-step explanation:
To solve the given exercise and write the expression as a single logarithm, you must keep on mind the following properties:


Therefore, by applying the properties shown above, you can rewrite the expression given, as following:

Then as you can see, the answer is the option c.
One hundred and eighty erasers
<span>lengths of tangents drawn from an external point are equal </span>⇒
HE = CE = 18 units.