11 divided by 2 is 5.5
5.5 divided by 10 is 0.55
Answer:
its on quizlet
Step-by-step explanation:
Answer:
tons of high steel and tons of low steel
Step-by-step explanation:
Let x be the number of tons of high grade steel and y be the number of tons ow low grade steel needed.
In x tons of high grade steel there are
tons of iron
tons of magnese
In y tons of low grade steel there are
tons of iron
tons of magnese
NASA orders 500 tons of steel, so
and specifies that it must be in the proportion 80% iron and 20% magnese, so
From the first equation,
Substitute it into the second equation:
Answer:
20+4(t)=?
Step-by-step explanation:
try using the vid :P