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) = 6, n(AUB) = 45, n(A) = 24, find n(B). A B 24 45 6 n(B) = Answer:_______________ |
| 2) If n(A∩B) = 7, n(AUB) = 36, n(A) = 18, find n(B). A B 18 36 7 n(B) = Answer:_______________ |
| 3) If n(A∩B) = 8, n(AUB) = 38, n(A) = 21, find n(B). A B 21 38 8 n(B) = Answer:_______________ |
| 4) If n(A∩B) = 4, n(AUB) = 39, n(A) = 23, find n(B). A B 23 39 4 n(B) = Answer:_______________ |
| 5) If n(A∩B) = 4, n(AUB) = 36, n(A) = 19, find n(B). A B 19 36 4 n(B) = Answer:_______________ |
| 6) If n(A∩B) = 4, n(AUB) = 39, n(A) = 16, find n(B). A B 16 39 4 n(B) = Answer:_______________ |
| 7) If n(A∩B) = 8, n(AUB) = 39, n(A) = 19, find n(B). A B 19 39 8 n(B) = Answer:_______________ |
| 8) If n(A∩B) = 3, n(AUB) = 34, n(A) = 24, find n(B). A B 24 34 3 n(B) = Answer:_______________ |
| 9) If n(A∩B) = 9, n(AUB) = 37, n(A) = 20, find n(B). A B 20 37 9 n(B) = Answer:_______________ |
| 10) If n(A∩B) = 7, n(AUB) = 40, n(A) = 17, find n(B). A B 17 40 7 n(B) = Answer:_______________ |
| 1) If n(A∩B) = 6, n(AUB) = 45, n(A) = 24, find n(B). A B 24 45 6 n(B) = Answer: 27 SOLUTION 1 : Solution: n(A∩B) = 6, n(AUB) = 45, n(A) = 24 n(AUB) = n(A) + n(B) - N(A∩B) 45 = 24 + n(B) - 6 45 = 18 + n(B) n(B) = 45 - 18 n{B) = 27 |
| 2) If n(A∩B) = 7, n(AUB) = 36, n(A) = 18, find n(B). A B 18 36 7 n(B) = Answer: 25 SOLUTION 1 : Solution: n(A∩B) = 7, n(AUB) = 36, n(A) = 18 n(AUB) = n(A) + n(B) - N(A∩B) 36 = 18 + n(B) - 7 36 = 11 + n(B) n(B) = 36 - 11 n{B) = 25 |
| 3) If n(A∩B) = 8, n(AUB) = 38, n(A) = 21, find n(B). A B 21 38 8 n(B) = Answer: 25 SOLUTION 1 : Solution: n(A∩B) = 8, n(AUB) = 38, n(A) = 21 n(AUB) = n(A) + n(B) - N(A∩B) 38 = 21 + n(B) - 8 38 = 13 + n(B) n(B) = 38 - 13 n{B) = 25 |
| 4) If n(A∩B) = 4, n(AUB) = 39, n(A) = 23, find n(B). A B 23 39 4 n(B) = Answer: 20 SOLUTION 1 : Solution: n(A∩B) = 4, n(AUB) = 39, n(A) = 23 n(AUB) = n(A) + n(B) - N(A∩B) 39 = 23 + n(B) - 4 39 = 19 + n(B) n(B) = 39 - 19 n{B) = 20 |
| 5) If n(A∩B) = 4, n(AUB) = 36, n(A) = 19, find n(B). A B 19 36 4 n(B) = Answer: 21 SOLUTION 1 : Solution: n(A∩B) = 4, n(AUB) = 36, n(A) = 19 n(AUB) = n(A) + n(B) - N(A∩B) 36 = 19 + n(B) - 4 36 = 15 + n(B) n(B) = 36 - 15 n{B) = 21 |
| 6) If n(A∩B) = 4, n(AUB) = 39, n(A) = 16, find n(B). A B 16 39 4 n(B) = Answer: 27 SOLUTION 1 : Solution: n(A∩B) = 4, n(AUB) = 39, n(A) = 16 n(AUB) = n(A) + n(B) - N(A∩B) 39 = 16 + n(B) - 4 39 = 12 + n(B) n(B) = 39 - 12 n{B) = 27 |
| 7) If n(A∩B) = 8, n(AUB) = 39, n(A) = 19, find n(B). A B 19 39 8 n(B) = Answer: 28 SOLUTION 1 : Solution: n(A∩B) = 8, n(AUB) = 39, n(A) = 19 n(AUB) = n(A) + n(B) - N(A∩B) 39 = 19 + n(B) - 8 39 = 11 + n(B) n(B) = 39 - 11 n{B) = 28 |
| 8) If n(A∩B) = 3, n(AUB) = 34, n(A) = 24, find n(B). A B 24 34 3 n(B) = Answer: 13 SOLUTION 1 : Solution: n(A∩B) = 3, n(AUB) = 34, n(A) = 24 n(AUB) = n(A) + n(B) - N(A∩B) 34 = 24 + n(B) - 3 34 = 21 + n(B) n(B) = 34 - 21 n{B) = 13 |
| 9) If n(A∩B) = 9, n(AUB) = 37, n(A) = 20, find n(B). A B 20 37 9 n(B) = Answer: 26 SOLUTION 1 : Solution: n(A∩B) = 9, n(AUB) = 37, n(A) = 20 n(AUB) = n(A) + n(B) - N(A∩B) 37 = 20 + n(B) - 9 37 = 11 + n(B) n(B) = 37 - 11 n{B) = 26 |
| 10) If n(A∩B) = 7, n(AUB) = 40, n(A) = 17, find n(B). A B 17 40 7 n(B) = Answer: 30 SOLUTION 1 : Solution: n(A∩B) = 7, n(AUB) = 40, n(A) = 17 n(AUB) = n(A) + n(B) - N(A∩B) 40 = 17 + n(B) - 7 40 = 10 + n(B) n(B) = 40 - 10 n{B) = 30 |