9•27+2•31-28= ? Is that what you are asking?
Answer:
Step-by-step explanation:
price of tv and sales tax = 1.0688×$189 = $202.0032 ≅ $202.00
4 years = 3×365 days + 366 days = 1461 days
cost of electricity = 1461 days × $0.06/day = $87.66
lifetime cost = purchase price + electricity + repairs
= $202.00 + $87.66 + 2·$29
= $347.66
Answer:
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Step-by-step explanation:
750,000,000 times 10^5 can be expressed as 7.5 times
7.55 times 10^13 is greater than 7.5 times 10^11.
Answer : B
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1L = 1000cm^3
5.455L x 1000
= 5455 cm^3
Answer:
pretty sure it's 9.
Step-by-step explanation:
square root of 81 is 9. 3 is its radius.