1. An express bus travels 300 miles in the same amount of time that a    car travels a distance of    250    miles.    If the rate of the car is    10    mph less than the rate of the bus,    what is the speed of the bus?
A. 60mph
B. 80 mph
C. 50 mph
D. 75 mph

2. Using the decimal system, a positional value based on units of 10, the place value of each digit within a number denotes the multiplier multiplied with that digit. It means that each position has a value ten times that of the position to its right. Find the hundreds place value in the number 73,582:    
A. 7
B. 3
C. 5
D. 8

3. Vertebrates have the ability to discriminate subtle variations of a given stimulus because of their complex nervous systems. The nervous system is mainly divided into two parts: the central nervous system and peripheral system. Which of the following belongs to the central nervous system?
A. motor neuron
B. somatic neuron
C. spinal cord
D. sympathetic neuron

4. Consumed food items are digested by the gastrointestinal tract to free the molecules that will be used for the production of ATP.    Digestion can be mechanical or chemical. Which of the following processes is not a mechanical
digestion?
A. Amylase production
B. Peristalsis
C. Mastication
D. Swallowing
 

5. In a    laboratory experiment,  a    student is instructed to add a  teaspoon of sugar to a cup of water. The student notes white crystals at the bottom of the cup. Based    on the    student’s observation, the mixture is most likely classified as a/an: 
A. homogenous
B. heterogenous
C. compound
D. element

6. Every material has certain properties that set it apart from others.    Properties that distinguish a material by appearance are called physical properties.    Properties that distinguish a material by chemical reactions are termed chemical properties. The following are classified as physical properties except:
A. density
B. hardness
C. boiling    point
D. biodegradability

7. The supervisor was disappointed with the team’s performance.    The group turned in a    _____    proposal that was exceedingly vague, lacking a    comprehensive analysis of the project costs, benefits, and risks.
A. nebulous
B. portentous
C. possible
D. morose

8. David    Beckham is one of the most valuable and sought-after football players throughout the world.    He is often described as having a/an _______ that is evident in both his flamboyant style of play and his dashing fashion sense.    
A. subtlety
B. panache
C. intricacy
D. gauche