Give an appropriate answer.An automobile tire is supposed to be pressurized to 35.0 pounds per square inch. The current pressure is 30.0 pounds per square inch. Is the tire overinflated or underinflated?
A. The pressure is exactly equal to the recommended pressure.
B. Underinflated
C. Overinflated
Answer: B
Mathematics
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Solve the equation.
= 
- 
A. 
B. {1}
C. {27}
D. {0}
Mathematics
Determine whether the sequence is geometric.an = 
n
A. Geometric B. Not geometric
Mathematics
Find the sum.-10 + 21
A. -11 B. -31 C. 11 D. 31
Mathematics
Solve the problem.Suppose $6000 is invested at 5.25% annual interest, compounded continually. (i) What will be the amount in the account in 7 years if no money is withdrawn? (ii) How long will it take for the initial principal to double? Round to the nearest tenth of a year.
A. (i) $8664.72; (ii) 13.2 years B. $6323.42; (ii) 20.9 years C. $2789.80; (ii) 7.7 years D. $6000.00; (ii) 17.5 years
Mathematics