When a positive integer p is divided by 7, the remainder is 2. Which of the following expressions will yield a remainder of 4 when divided by 7?
With a vacuum boiling evaporator, the remainder of sea water fed to the evaporator is pumped out by ().
With a vacuum boiling evaporator, the remainder of sea water fed to the evaporator is pumped out by ().
When f(x) is divided by 2x + 1, the quotient is x2-x+ 4 and the remainder is 6. What is f(x)?
k is an integer between 50 and 90 and is a multiple of 4. When k is divided by 5, the remainder is 3. When k is divided by 3, the remainder is 2. What is the value of k?
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