Write the base-ten number for 400 + 50+ 1.
1 answer:
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Answer: Option 'A' is correct.
Step-by-step explanation:
Since we have given that
Total number of students at a summer camp (Universal set)= 150
Number of students who signed for canoeing (C) = 72
Number of students who signed for trekking (T)=23
Number of student who signed for both (T∩C)= 13
As we know the formula of "Sets ":
So, we need to find the number of students who signed up for neither canoeing nor trekking:
Percentage of students signed up for neither canoeing nor trekking is given by
Hence, Option 'A' is correct.