(a)Compute  (b) List all ordered partitions of {a, b, c, d} of type (2, 2).

What will be an ideal response?


(a)6
(b) ({a, b}, {c, d}), ({c, d} , {a, b}), ({a, c}, {b, d}), 
 ({b, d}, {a, c}), ({a, d}, {b, c}), ({b, c}, {a, d})

Mathematics

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Simplify the complex fraction.

A.
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C.
D.

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A swimming pool is 15 ft by 30 ft and an average of 5 ft in depth. It takes 25 minutes longer to fill than to drain the pool. If it can be drained at a rate of 10 ft 3 /min faster than it can be filled, what is the drainage rate? Give your answer to one decimal place. ? __________ ft 3 /min

Fill in the blank(s) with the appropriate word(s).

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Translate the following statement into symbols. ? Dinner includes soup and salad, or the vegetable of the day. ? Use p for soup, d for salad, and v for vegetable. Please enter parentheses to indicate the order of operations.

What will be an ideal response?

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Find the expected value.Mr. Cameron is sponsoring an summer concert. He estimates that he will make $300,000 if it does not rain and make $60,000 if it does rain. The weather bureau predicts the chance of rain is 0.34 for the day of the concert. What are Mr. Cameron's expected concert earning?

A. $300,000 B. $360,000 C. $60,000 D. $218,400

Mathematics