Ratio of Nickel to Zinc:
( 2/7 ) = ( Nickel /4.9)
Nickel = 1.4 lbs.
Ratio of Copper to Zinc:
( 9/7 ) = ( Copper /4.9)
Copper = 6.3 lbs.
Alloy = Zinc + Nickel +
Copper
Alloy = 4.9 lbs. + 1.4 lbs.
+ 6.3 lbs.
Alloy = 12.6 lbs.
Hope
this answer will be a good h<span>elp for you.</span>
A variable by itself doesn't have a co efficient
16 or 4^2
This is really saying is 1/(1/4^2)
Only 1 coin lands on tales of 2 coins landed on heads
156/12 = 12 * 13/12 = 13 :D
