Estimate the quotient by first rounding each number as indicated.92.19 ÷ 27.6; Estimate by first rounding each number to the nearest ten.
A. 0.3
B. 5
C. 3
D. 30
Answer: C
Mathematics
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The solution to the equation 5(20t + 36) = 4(10t - 45) is t = 6.
Answer the following statement true (T) or false (F)
Mathematics
If the statement is true for all sets C and D, write "true." If it is not true for all sets C and D, write "false." Assume that C ? ?, U ? ?, and C ? U.If C ? D, then C ? D.
A. True B. False
Mathematics
Perform the indicated operation. Write the answer in scientific notation.(4.3 × 104)(2.2 × 105)
A. 9.46 × 109 B. 956 × 1018 C. 9.56 × 109 D. 946 × 107
Mathematics
Subtract and simplify.
- 
A. 
B. 
C. 
D. 
Mathematics