Describing Sets

How is set A = {x | x is a distinct letter in the word PHILIPPINES} described using roster method ?

• {P, H, I, L, I, N, E, S}

• {P, H, I, L, P, N, E, S}

• {P, H, I, L, N, E, S}

• {P, H, I, L, I, P, P, I, N, E, S}

How is set B = the set of even numbers between 10 and 19 described using roster method ?

• B = {10, 12, 14, 16, 18}

• B = {12, 14, 16, 18}

• B = {10, 12, 14, 16, 18, 20}

• B = {12, 14, 16, 18, 20}

How is set C = the set of days of the weekend described using roster method ?

• C = {Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday}

• C = {Monday, Tuesday, Wednesday, Thursday, Friday}

• C = {Saturday, Sunday}

• C = {Monday, Wednesday, Friday, Saturday}

How is set D = the set of months of the year with less than 31 days described using roster method ?

• D = {September, October, November, December}

• D = {January, March, May, July, August, October, December}

• D = {April, June, September, November}

• D = {February, April, June, September, November}

How is set J = {n : n is a prime number from 2 to 13} described using roster method ?

• J = {2, 3, 5, 7, 11, 13}

• J = {3, 5, 7, 9, 11, 13}

• J = {2, 3, 5, 7, 9, 11}

• J = {2, 3, 5, 7, 11}

Which of the following describes the set P = {12, 15, 18} using set-builder notation?

• P = {g | g is a multiple of 3 greater than 12 but less than 20}

• P = {v | v is a multiple of 6 greater than 12 but less than 20}

• P = {b | b is a multiple of 3 greater than 10 but less than 20}

• P = {w | w is a multiple of 6 greater than 10 but less than 20}

Which of the following describes the set K = {Uranus, Neptune, Jupiter, Saturn} using set-builder notation?

• K = {a : a is a solar system planet without rings}

• K = {z : z is a solar system planet with rings}

• K = {t : t is one of the largest solar system planet}

• K = {m : m is one of the smallest solar system planet}

Which of the following describes the set L = {2, 3, 5, 7, 11, ...} using set-builder notation?

• L = {f : f is an odd number greater than or equal to 2}

• L = {r : r is an even number greater than or equal to 2}

• L = {e : e is a counting number greater than or equal to 2}

• L = {j : j is a prime number greater than or equal to 2}

Which of the following describes the set G = {2, 3, 4, ..., 100} using set-builder notation?

• G = {c : c is a number from 1 to 100}

• G = {s | s is a number from 2 to 100}

• G = {i : i is a number between 1 and 100}

• G = {d : d is a number between 2 and 100}

Which of the following describes the set W = {Luzon, Visayas, Mindanao} using set-builder notation?

• W = {m | m is a Japanese island group}

• W = {k : k is a Philippine island group}

• W = {p | p is an African island group}

• W = {e : e is a Chinese island group}