Answer:
doop
Step-by-step explanation:
145% of what number is 870 is 870/1.45=600
Answer=600
Cross multiply 3/10 and x/70. You get 10x=210. Divide by 10 and get x=21. So it drops 21 degrees. 70-21=49.
Answer: 15150
Step-by-step explanation:
2(83 × 45) + 2(30 × 45) + 2(30 × 83)
2(3735) + 2(1350) + 2(2490)
7470 + 2700 + 4980
= 15150
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