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12 questions
The chart shows three types of engineers and their preference for Math or Science. How many engineers chose Math?
254
262
171
516
Which school has more students with a tv? How much more?
School A by 7
School B by 18
School A by 3
School B by 27
If A = {1, 3, 5, 7, 9} and B = {2, 3, 5, 7}, what is A U B?
{3, 5, 7}
{2, 3, 5, 7}
{2, 3, 5, 7, 9}
{1, 2, 3, 5, 7, 9}
What does this symbol ( ∪ ) represent in set theory?
Union
Intersection
Disjointed
Subset
How many people are in the set no food ∩ no drink ?
60
10
120
110
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