Use the bar graph to answer the question.The bar graph illustrates the numbers of certain grades earned in Mathematics 100. How many more C grades were earned than A grades?
A. 3
B. 2
C. 4
D. 5
Answer: B
Mathematics
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Find a formula for the nth partial sum of the series and use it to find the series' sum if the series converges.
+ 
+ 
+ ... + 
+ ...
A. 
; 
B. 
; 
C. 
; 
D. 
; 
Mathematics
Write the following as a rate in lowest terms.15 tests for 90 students
A. 
B. 
C. 
D. 
Mathematics
Translate the phrase into a mathematical expression. Use x to represent "a number". The quotient of a number and 4
A. x - 4
B. 
C. 4x
D. 
Mathematics
Write out the terms of the series.
A. x + 2x2 + 3x3 + 4x4 + 5x5 B. x + 2x2 + 3x3 + 4x4 + 5x5 + . . . C. x + x2 + x3 + x4 + x5 D. 1 + 2x2 + 3x3 + 4x4 + 5x5
Mathematics