Written Instructions:
For each Multiple Choice Question (MCQ), four options are given. One of them is the correct answer. Make your choice (1,2,3 or 4). Write your answers in the brackets provided..
For each Short Answer Question(SAQ) and Long Answer Question(LAQ), write your answers in the blanks provided.
Leave your answers in the simplest form or correct to two decimal places.
| 1) If n(A∩B) = 5, n(AUB) = 33, n(A) = 25, find n(B). A B 25 33 5 n(B) = Answer:_______________ |
| 2) If n(A∩B) = 4, n(AUB) = 46, n(A) = 20, find n(B). A B 20 46 4 n(B) = Answer:_______________ |
| 3) If n(A∩B) = 6, n(AUB) = 43, n(A) = 22, find n(B). A B 22 43 6 n(B) = Answer:_______________ |
| 4) If n(A∩B) = 8, n(AUB) = 43, n(A) = 17, find n(B). A B 17 43 8 n(B) = Answer:_______________ |
| 5) If n(A∩B) = 8, n(AUB) = 30, n(A) = 22, find n(B). A B 22 30 8 n(B) = Answer:_______________ |
| 6) If n(A∩B) = 8, n(AUB) = 34, n(A) = 18, find n(B). A B 18 34 8 n(B) = Answer:_______________ |
| 7) If n(A∩B) = 6, n(AUB) = 45, n(A) = 21, find n(B). A B 21 45 6 n(B) = Answer:_______________ |
| 8) If n(A∩B) = 5, n(AUB) = 34, n(A) = 23, find n(B). A B 23 34 5 n(B) = Answer:_______________ |
| 9) If n(A∩B) = 4, n(AUB) = 42, n(A) = 21, find n(B). A B 21 42 4 n(B) = Answer:_______________ |
| 10) If n(A∩B) = 3, n(AUB) = 38, n(A) = 24, find n(B). A B 24 38 3 n(B) = Answer:_______________ |
| 1) If n(A∩B) = 5, n(AUB) = 33, n(A) = 25, find n(B). A B 25 33 5 n(B) = Answer: 13 SOLUTION 1 : Solution: n(A∩B) = 5, n(AUB) = 33, n(A) = 25 n(AUB) = n(A) + n(B) - N(A∩B) 33 = 25 + n(B) - 5 33 = 20 + n(B) n(B) = 33 - 20 n{B) = 13 |
| 2) If n(A∩B) = 4, n(AUB) = 46, n(A) = 20, find n(B). A B 20 46 4 n(B) = Answer: 30 SOLUTION 1 : Solution: n(A∩B) = 4, n(AUB) = 46, n(A) = 20 n(AUB) = n(A) + n(B) - N(A∩B) 46 = 20 + n(B) - 4 46 = 16 + n(B) n(B) = 46 - 16 n{B) = 30 |
| 3) If n(A∩B) = 6, n(AUB) = 43, n(A) = 22, find n(B). A B 22 43 6 n(B) = Answer: 27 SOLUTION 1 : Solution: n(A∩B) = 6, n(AUB) = 43, n(A) = 22 n(AUB) = n(A) + n(B) - N(A∩B) 43 = 22 + n(B) - 6 43 = 16 + n(B) n(B) = 43 - 16 n{B) = 27 |
| 4) If n(A∩B) = 8, n(AUB) = 43, n(A) = 17, find n(B). A B 17 43 8 n(B) = Answer: 34 SOLUTION 1 : Solution: n(A∩B) = 8, n(AUB) = 43, n(A) = 17 n(AUB) = n(A) + n(B) - N(A∩B) 43 = 17 + n(B) - 8 43 = 9 + n(B) n(B) = 43 - 9 n{B) = 34 |
| 5) If n(A∩B) = 8, n(AUB) = 30, n(A) = 22, find n(B). A B 22 30 8 n(B) = Answer: 16 SOLUTION 1 : Solution: n(A∩B) = 8, n(AUB) = 30, n(A) = 22 n(AUB) = n(A) + n(B) - N(A∩B) 30 = 22 + n(B) - 8 30 = 14 + n(B) n(B) = 30 - 14 n{B) = 16 |
| 6) If n(A∩B) = 8, n(AUB) = 34, n(A) = 18, find n(B). A B 18 34 8 n(B) = Answer: 24 SOLUTION 1 : Solution: n(A∩B) = 8, n(AUB) = 34, n(A) = 18 n(AUB) = n(A) + n(B) - N(A∩B) 34 = 18 + n(B) - 8 34 = 10 + n(B) n(B) = 34 - 10 n{B) = 24 |
| 7) If n(A∩B) = 6, n(AUB) = 45, n(A) = 21, find n(B). A B 21 45 6 n(B) = Answer: 30 SOLUTION 1 : Solution: n(A∩B) = 6, n(AUB) = 45, n(A) = 21 n(AUB) = n(A) + n(B) - N(A∩B) 45 = 21 + n(B) - 6 45 = 15 + n(B) n(B) = 45 - 15 n{B) = 30 |
| 8) If n(A∩B) = 5, n(AUB) = 34, n(A) = 23, find n(B). A B 23 34 5 n(B) = Answer: 16 SOLUTION 1 : Solution: n(A∩B) = 5, n(AUB) = 34, n(A) = 23 n(AUB) = n(A) + n(B) - N(A∩B) 34 = 23 + n(B) - 5 34 = 18 + n(B) n(B) = 34 - 18 n{B) = 16 |
| 9) If n(A∩B) = 4, n(AUB) = 42, n(A) = 21, find n(B). A B 21 42 4 n(B) = Answer: 25 SOLUTION 1 : Solution: n(A∩B) = 4, n(AUB) = 42, n(A) = 21 n(AUB) = n(A) + n(B) - N(A∩B) 42 = 21 + n(B) - 4 42 = 17 + n(B) n(B) = 42 - 17 n{B) = 25 |
| 10) If n(A∩B) = 3, n(AUB) = 38, n(A) = 24, find n(B). A B 24 38 3 n(B) = Answer: 17 SOLUTION 1 : Solution: n(A∩B) = 3, n(AUB) = 38, n(A) = 24 n(AUB) = n(A) + n(B) - N(A∩B) 38 = 24 + n(B) - 3 38 = 21 + n(B) n(B) = 38 - 21 n{B) = 17 |