1. 7.4b b = 5

2. Write a numerical expression to represent the phrase "the sum of 25 and the cube of 9." Do not evaluate the expression.

3. A customer at a department store has $45.75. How many neckties can the customer buy if each necktie costs $15.25?

4. 5[8(7−4)÷6]

What is the value of the expression?

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