Given,
CP of cosmetics = Rs 360 per dozen
SP of a pair of cosmetics = Rs 80
To find,
The gain percent
Solution,
1 dozen = 12 items
CP of 1 cosmetic = 360/12 = Rs 30
SP of 1 cosmetic = 80/2 = Rs 40
Profit = SP-CP
= Rs 40 - Rs 30
= Rs 10
Profit percentage is given by :
So, the profit percentage is 33.34%.
Answer:
Step-by-step explanation:
<u>We can see points:</u>
<u>It shows the proportional relationship:</u>
The answer is D. 12 children, 147 adults.
I solved all of the possibilities and only D was the answer.
A. 16 children, 143 adults = $1,367
B. 6 children, 153 adults = $1,407
C. 9 children, 150 adults = $1,395
D. 12 children, 147 adults = $1,383
So, the answer is D.
Hope this helps! :)
10 plus -4
If and , then you can replace in either equation with the equivalent expression given by the other equation. In this case, you have
and you can solve for .
Then .
For the second system, you can write
Then substitute this into the second equation and you get
so that