Answer:
A. 12 grams Zn
B. 280 g of copper.
Step-by-step explanation:
100 grams of brass
20 grams of zinc
100 grams of brass has 20 grams of Zn.
20/100 = 0.200 Zn <u>20% Zn and 80% copper</u>.
A. (60 g brass)*(0.2) = 12 grams Zn
B. (350 g brass)*(0.80) = 280 g of copper.
I can't do 3 and 4 for you but I can do 5 6 and 7.
5. Hotel B
6. Hotel B
7. Hotel A
-There are fewer values in the dataset
- In general, the values seem to increase in intervals of 20
Answer:
Is that Deltamath?
Step-by-step explanation:
Answer:
57
Step-by-step explanation:
10+19+11+17=?
29+11+17=?
40+17=?
57
