Answer:
c. 7.527
Step-by-step explanation:
We know that 78 percent of the bar is gold and the total weight is 9.65 ounces. Just multiply the total weight by 78%.
9.65(0.78)=7.527
Answer:
Step-by-step explanation:
1.) (36-4) times 12-4= 380
2.) (7+4) times 6 divided by 3= 22
3.) 25 -3 times 7 divided by 3= 18
Not rocket science.
Answer:
Step-by-step explanation:
volume of a sphere 4/3 pi r^3
vol=4/3 pi 20^3
= 4/3 x 3.1415x 8000
= 33510km^3
Answer:
3
Step-by-step explanation:
(3x+9)+(x+21)=90
4x+30=90
4x=60
60/4=15
X=15
