Solve.For three days in a row, volunteers picked up trash on a particular beach. They picked up a total of 810 pounds. On the second day they collected 21 pounds more than on the first day. On the third day, they picked up 39 pounds less than on the first day. How many pounds of trash did they pick up on the first day?
A. 264 pounds
B. 290 pounds
C. 276 pounds
D. 708 pounds
Answer: C
Mathematics
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Write the polynomial f(x) =x 4 + 6x 2 – 27 as the product of factors that are irreducible over the rationals.
a. 
b. 
c. 
d. 
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Solve the sales tax problem.The purchase price of a sofa is $1005. If the sales tax rate is 6.8%, what is the overall price? Round to the nearest cent.
A. $68.34 B. $683.40 C. $1688.40 D. $1073.34
Mathematics
Add and simplify.
+ 
+ 
A. 
B. 
C. 
D. 
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Solve the inequality.
? x + 1 or 
- 1 > 
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Mathematics