Joe bought 100 sandwiches for the club picnic. He paid $1.25 each for the ham sandwiches and $0.85 each for the peanut butter and jelly sandwiches. The total bill was $109.80. How many of each kind did he buy?
What will be an ideal response?
62 ham and 38 peanut butter
Mathematics
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Solve the inequality.
< 5
A. r < -0.9, r > 9.1 B. -9.1 < r < 0.9 C. r < -9.1, r > 0.9 D. -0.9 < r < 9.1
Mathematics
Provide an appropriate response. Factor completely: 2x2 - 10x - 12
A. 2(x + 1)(x - 6) B. 2(x - 2)(x - 3) C. (2x + 2)(x - 6) D. (2x - 4)(x - 3)
Mathematics
Provide an appropriate response.Solve for x by using an equivalent logarithmic expression and the facts that 
and 
Solve for x: log3 40 = x
A. x = 1.6021 B. x = 0.4278 C. x = 3.3578 D. x = 0.4771
Mathematics
Find all the complex roots. Write the answer in the indicated form.The complex fourth roots of -16 (rectangular form)
A. 8
+ 8
i, 8
- 8
i, -8
+ 8
i, -8
- 8
i
B. 2 + i, 2 - i, -2 + i, -2 - i
C. 1 + i, 1 - i, -1 + i, -1 - i
D. 
+ 
i, 
- 
i, - 
+ 
i, - 
- 
i
Mathematics