Q:
For how many integer values of n will the value of the expression 4n + 7 be an integer greater than 1 and less than 200?
Answer & Explanation
Answer: C) 50
Explanation: 1 < 4n + 7 < 200
n can be 0, or -1
n cannot be -2 or any other negative integer or the expression 4n + 7 will be less than1.
The largest value for n will be an integer < (200 - 7) /4
193/4 = 48.25, hence 48
The number of integers between -1 and 48 inclusive is 50
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