MIDTERM EXAM | MATHEMATICS IN THE MODERN WORLD

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COURSE, YEAR LEVEL AND SECTION

• BS GE 2B (MW 10:30 AM - 12:00 NN)
• BS CE 1G (MW 1:00 PM - 2:30 PM)
• BS GE 1A (TTH 10:30 AM - 12:00 NN)
• BS CE 1B (FS 7:30 AM - 9:00 PM)
• BS CPE 1B (FS 10:30 AM - 12:00 NN)

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Question: Which of the following is a mathematical expression?

• a) 3x + 5 = 7
• b) 2y - 4
• c) The book is on the table.
• d) There are 12 students in the class.

Question: Which of the following best describes a mathematical sentence?

• a) A combination of variables and constants with an equality symbol.
• b) A combination of variables and constants without an equality symbol.
• c) A noun describing an object or a person.
• d) A sentence expressing emotion.

Question: Identify the English noun from the following:

• a) 5x+3
• b) Car
• c) y=mx+b
• d) x2−7=0

Question: Which of the following distinguishes a mathematical sentence from an English sentence?

• a) Mathematical sentences must not include variables, while English sentences do.
• b) A mathematical sentence expresses a relationship, while an English sentence conveys ideas or information; and both can be evaluated as true or false.
• c) Mathematical sentences must include numbers, but English sentences must include nouns.
• d) Mathematical sentences are always true, while English sentences can be false

Question: Which of the following is a logical statement?

• a) "If it rains tomorrow, I will bring an umbrella."
• b) "Close the door!"
• c) "Wow, that’s amazing!"
• d) "Do you know where my book is?"

Question: What makes a sentence a logical statement?

• a) It can be either a question or a command.
• b) It must have a truth value—either true or false.
• c) It must express strong emotion.
• d) It must start with a conjunction.

Question: Which of the following is not a logical statement?

• a) "The sky is blue."
• b) "It is not raining today."
• c) "Can you pass the salt?"
• d) "3 + 5 = 8."