SAT Math - No Calculator (#1)

If a factory can manufacture b computer screens in n days at a cost of c dollars per screen, then which of the following represents the total cost, in dollars, of the computer screens that can be manufactured, at that rate, in m days.

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Which of the following is equivalent to 5x(2x × 3) - 5x² for all real values of x?

• 5x² + 15x

• 25x²

• 5x² - 15x

• 10x² × 15x - 5x²

(p + 2)² = (p - 5)²

The above equation is true for which of the following values of p?

• -2 and 5

• 2 and -5

• 1.5 only

• 5 only

Tags

CCSS.HSA-REI.B.4B

If a train maintains a constant speed 60 miles per hour, it can travel 4 miles per gallon of diesel fuel. If this train begins a trip with a full 200 gallons of diesel fuel, and maintains a speed of 60 miles per hour, which of the following equations represents the number of gallons, g, left in the tank t hours into the trip?

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Tags

CCSS.HSF-BF.A.1A