Regular Price = $40
Discount = 30% of $40
Discount = 0.3 x 40
Discount = $12
Sale Price = $40 - $12
Sale Price = $28
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Answer: Sale Price of the dress is $28.
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Answer: The second option (purple model)
Step-by-step explanation: It is that option because there were 80 toys collected which is 100% and then we do not what the 30% is.
Answer:
33 1/3 percent smaller
Step-by-step explanation:
The number a exceeds the number b by 50 percent.
a = b + b*.5
a = b(1.5)
Divide by 1.5
a/1.5 = b
2/3a =b
We want to find (a-b)/a to find the percent decrease
(a-2/3a)/a *100percent
(1/3a)/a* 100 percent
1/3 * 100 percent
33 1/3 percent smaller
<u>ANSWER</u>
(C) y
<u>EXPLANATION</u>
We have two equations:
The first one is

The second equation is

Let us make z the subject of this second equation:

We now add equation (1) and (3) to get:

We simplify to get:


Divide throu by 2.



The correct answer is C