Solve the problem.There were 420 people at a play. The admission price was $3 for adults and 
for children. The admission receipts were $740. How many adults and how many children attended?
A. 185 adults, 235 children
B. 130 adults, 290 children
C. 260 adults, 160 children
D. 160 adults, 260 children
Answer: D
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Provide an appropriate response.Here are the prices for 8 different MP3 players. Find the standard deviation. $195$358$201$276$161$301$387$128Round to one decimal place.
A. 94.1 B. 329.5 C. 238.5 D. 144.5
Sketch the graph from 
to 
.
?
?
A. ?
?
B. ?
C. ?
?
D. ?
?
E. ?
?
Graph the quadratic function. Determine the vertex, find the equation of the axis of symmetry, find any x- and y-intercepts, and state the domain and range in interval notation.f(x) = x2 - 6x
A. vertex: (3, -9)
axis of symmetry: x = 3
x-intercepts: 0 and 6; y-intercept: 0
domain: (-?, ?); range: [-9, ?)
B. vertex: (-3, 9)
axis of symmetry: x = -3
x-intercept: none; y-intercept: 18
domain: (-?, ?); range: [9, ?)
C. vertex: (-3, -9)
axis of symmetry: x = -3
x-intercepts: 0 and -6; y-intercept: 0
domain: (-?, ?); range: [-9, ?)
D. vertex: (3, 9)
axis of symmetry: x = 3
x-intercept: none; y-intercept: 18
domain: (-?, ?); range: [9, ?)
Let a?, a?, a?, . . , an, . . . be an arithmetic sequence with a? = 8 and a?? = –70. Find S??.
What will be an ideal response?