单项选择题

How many positive whole numbers less than or equal to 50 are NOT equal to squares of whole numbers

(A) 9
(B) 15
(C) 43
(D) 44
(E) 45
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单项选择题
If b-c=5 and a+c=35, then a+b=
(A) 30
(B) 35
(C) 40
(D) 42
(E) 50
单项选择题
A．if the quantity in Column A is greater;B．if the quantity in column B is greater;C．if the two quantities are equal;D．if you cannot determine the relationship based on the given information
A．if the quantity in Column A is greater;
B．if the quantity in column B is greater;
C．if the two quantities are equal;
D．if you cannot determine the relationship based on the given information
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