Math :(

Question 1

Give the simplest mathematical term common to the following numbers: 6, 28, 496, 8128

Answer 1

perfect numbers

Question 2

Give the mathematical term for a number that is the sum of its positive divisors excluding itself.

Answer 2

perfect number

Question 3

Give the simplest mathematical term common to the following numbers: 2, 3, 5, 7, 11, 13, 17, 19

Answer 3

prime numbers

Question 4

Give the mathematical term for a number whose only factors are itself and one.

Answer 4

prime number

Question 5

Give the probability that a state in the United States has a four letter name. Express your answer as a percentage

Answer 5

6% the fraction form would be 3/50 in case you are wondering…

Question 6

What is the least common multiple of 4 and 15?

Answer 6

60

Question 7

What is the least common multiple of 12 and 9?

Answer 7

36

Question 8

What is the least common multiple of 3 and 5?

Answer 8

15

Question 9

What is the least common multiple of 3 and 6?

Answer 9

6

Question 10

What is the least common multiple of 4 and 6?

Answer 10

12

Question 11

If you add an even number to an odd number, is the result even or odd?

Answer 11

odd

Question 12

Classify the following angles as acute, obtuse, or right:

9 degrees, 87 degrees, 42 degrees, 60 degrees.

Answer 12

all acute

Question 13

Give the term for an angle that measures less than ninety degrees.

Answer 13

acute

Question 14

Give the name for the following geometric shapes: (A) a figure with 4 sides; (B) a figure with 5 sides; (C) a figure with 6 sides; (D) a figure with 9 sides.

Answer 14

(A) quadrilateral, (B) pentagon, (C) hexagon, (D) nonagon

Question 15

Give the number of sides for the following geometric shapes: (A) quadrilateral, (B) pentagon, (C) hexagon, (D) nonagon

Answer 15

(A) 4, (B) 5, (C) 6, (D) 9