Use prime factorization to find the GCF of the pair of numbers. If the GCF is 1, write "relatively prime."810 and 360
A. 90
B. relatively prime
C. 2
D. 45
Answer: A
Mathematics
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Solve the problem.Roberto invested some money at 8%, and then invested $3000 more than twice this amount at 11%. His total annual income from the interest was $3930. How much was invested at 11%?
A. $27,000 B. $9000 C. $24,000 D. $2700
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Find the volume. Use ? ? 3.14. Round to the nearest tenth when necessary.a cube with side 7 m
A. 21 m3 B. 49 m3 C. 98 m3 D. 343 m3
Mathematics
Solve the formula for the specified variable.A = 3?a2 for a
A. a = ± 
B. a = 
C. a = ±
D. a = ± 
Mathematics
Evaluate the square root and approximate to two decimal places if necessary.- 
A. - 121 B. - 22 C. -60.5 D. - 11
Mathematics