Find the LCM of the set of numbers.27, 28, 24, 84
A. 3024
B. 1512
C. 4536
D. 1296
Answer: B
Mathematics
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Which property or identity justifies the statement?
+ 0 = 
A. Addition Property B. Additive Inverse C. Additive Identity D. Closure Property
Mathematics
Perform the indicated operation. Write the answer in scientific notation.(19.9 × 109) ÷ (5 × 10-2)
A. 3.98 × 107 B. 3.98 × 1011 C. 7.96 × 107 D. 7.96 × 1011
Mathematics
Provide an appropriate response.Solve the differential equation 
= 
.
What will be an ideal response?
Mathematics
Solve the problem.An artifact is discovered at a certain site. If it has 56% of the carbon-14 it originally contained, what is the approximate age of the artifact? (carbon-14 decays at the rate of 0.012% annually.)
A. 3667 yr B. 4667 yr C. 2098 yr D. 4832 yr
Mathematics