SAT MATHS -1

Speed varies inversely with elapsed time. Using the speed check signs along the road that are one mile apart, and holding the car at a constant speed of 60 miles per hour according to the speedometer, the passenger finds it takes 60 seconds to travel one mile. During the next mile, the driver holds

the speed at a constant 72 miles per hour. How much time, in minutes, should the passenger calculate for the car to travel the second mile?

(a)  

The volume of a cube is 64. If the edge length of this cube is increased by 2 units, what will be the volume of the resulting cube?

(a)  

In the graph above, the functions f and g are lines. What is the value of g(2) – f(2)?

(a)  

In the regular hexagon above with centre at point C, what is the value of x?

• 15

• 30

• 40

• 45

• 60

In circle C above, what is the value of x?

• 40

• 50

• 60

• 80

• 90

What is the value of x° + y° in the figure above?

(a)  

An object travels at a constant speed of 12 centimeters per second. At this speed, what is the time, in seconds, that it would take for the object to travel 108 centimeters?

• 9

• 96

• 120

• 972

A rocket contained 467,000 kilograms (kg) of propellant before launch. Exactly 21 seconds after launch, 362,105 kg of this propellant remained. On average, approximately how much propellant, in kg, did the rocket burn each second after launch?

• 4,995

• 17,243

• 39,481

• 104,895

If 4+x 2 =12, what is the value of 16x+8 ?

• 40

• 48

• 56

• 60

A small business owner budgets dollar sign $2,200 to purchase candles. The owner must purchase a minimum of 200 candles to maintain the discounted pricing. If the owner pays $ 4.90 per candle to purchase small candles and $ 11.60 per candle to purchase large candles, what is the maximum number of large candles the owner can purchase to stay within the budget and maintain the discounted pricing?

(a)