Provide an appropriate response.Use cross products to determine if the proportion is true or false: 
= 
.
A. True
B. False
Answer: B
Mathematics
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Solve the problem.The seamstress has a length of 15 feet of material on a bolt. She plans to use the material to make scarves. If each scarf requires a length of 7
inches, how many can be made? (1 foot = 12 inches)
A. 25 scarves B. 135 scarves C. 2 scarves D. 24 scarves
Mathematics
Use the product rule to multiply. Assume all variables represent positive real numbers.
? 
A. 4
B. 12
C. 3
D. 9
Mathematics
Rationalize the numerator.
?
What will be an ideal response?
Mathematics
Write the expression in the standard form a + bi.
2
A. i
B. - 
C. 
D. -i
Mathematics