A nurse measured the blood pressure of each person who visited her clinic. Following is a relative-frequency histogram for the systolic blood pressure readings for those people aged between 25 and 40. Use the histogram to answer the question. The blood pressure readings were rounded down to the next whole number. 
Given that 600 people were aged between 25 and 40, approximately how many had a systolic blood pressure reading recorded as between 120 and 149 inclusive?
A) 48%
B) 250
C) 288
D) 300
Correct Answer:
Verified
Q32: The frequency table shows the weights
Q33: The data below is the number of
Q34: The bar chart shows the relative frequencies
Q35: Using the graphical display below.
Q36: Find the original data from the
Q38: Using the graphical display below.
Q39: Find the original data from the
Q40: Construct a frequency table for the numbers
Q41: 2|9
3| 12
3| 67788
4| 0233
4| 5567
5| 124
5|
6| 0
Q42: The stacked bar chart below shows the
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