8 it is this !!!!!!!!!!!!!!!!
Answer:
less value
Step-by-step explanation:
To deterimine if value was improved or not, we need to compare the price reduction to the size reduction.
__
The reduction in price is ...
((new value)/(old value) -1) × 100%
= (42/50 -1) × 100% = -16%
The size reduction of 20% is more than the price reduction of 16%, so the chocolate bar is <em>less value</em>.
_____
<em>Additional comment</em>
Compared to the original value, the new price to chocolate ratio is ...
0.84/0.80 = 1.05
Effectively, the price was raised by 5%.
<h2>1/4 or 0.25</h2>
Step-by-step explanation:

Convert Mixed number to improper fraction.

Equate

Cross Multiply

Divide both sides of the equation by 40

Simplify

Answer:
The number is 5.
Step-by-step explanation:
Let the number be
.
Given
is decreased
times
.

times the number increased by
.

This means:


