Find the sum.7 + 14 + 21 + ... + 994
A. 70077
B. 70574
C. 71071
D. 
Answer: C
Mathematics
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Factor the trinomial by grouping.
?
?
A. 
B. 
C. 
D. 
E. 
Mathematics
Solve the problem.A trough is to be made with an end of the dimensions shown. The length of the trough is to be 
long. Only the angle ? can be varied. What value of ? will maximize the trough's volume?
A. 5° B. 32° C. 30° D. 55°
Mathematics
Use the commutative and/or associative laws to rewrite the given expression. Label each step with a reason.(z8)5 as 40z
What will be an ideal response?
Mathematics
Convert the measurement as indicated.13 yd 2 ft = 
ft
A. 15 ft B. 19 ft C. 41 ft D. 28 ft
Mathematics