The grade of her sci test was 61. First I add 37 to 85, the sum being 122. Then if you divide it in half, you get the quotien and final answer of 61
The addition of the row and column shows that the number of people polled will be 166.
<h3>How to calculate the number?</h3>
From the information given, the guest thing to do is to add the column. This will be:
= 48 + 118 = 166
Also, it's important to add the row. This will be:
= 69 + 97 = 166
Therefore, the number of people polled will be 166.
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Answer:
a) 1200
b) 450
c) 380
d) 560
Step-by-step explanation: