3/5
3x20/5x20
60/100
60x20/100x20
1200/2000
1200 doctors use brand x
96*72=6912
One ton is $72
You have 96 tons
So you take $72 96 times
Because a triangle's angles need to equal 180, you can subtract 100(30+70) and you will get 80. So 80 will be your third angle.
Answer:
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Step-by-step explanation:
