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) = 42, n(A) = 16, find n(B). A B 16 42 6 n(B) = Answer:_______________ |
| 2) If n(A∩B) = 3, n(AUB) = 49, n(A) = 18, find n(B). A B 18 49 3 n(B) = Answer:_______________ |
| 3) If n(A∩B) = 6, n(AUB) = 37, n(A) = 21, find n(B). A B 21 37 6 n(B) = Answer:_______________ |
| 4) If n(A∩B) = 6, n(AUB) = 46, n(A) = 23, find n(B). A B 23 46 6 n(B) = Answer:_______________ |
| 5) If n(A∩B) = 7, n(AUB) = 32, n(A) = 19, find n(B). A B 19 32 7 n(B) = Answer:_______________ |
| 6) If n(A∩B) = 5, n(AUB) = 35, n(A) = 17, find n(B). A B 17 35 5 n(B) = Answer:_______________ |
| 7) If n(A∩B) = 7, n(AUB) = 33, n(A) = 15, find n(B). A B 15 33 7 n(B) = Answer:_______________ |
| 8) If n(A∩B) = 6, n(AUB) = 37, n(A) = 16, find n(B). A B 16 37 6 n(B) = Answer:_______________ |
| 9) If n(A∩B) = 4, n(AUB) = 39, n(A) = 19, find n(B). A B 19 39 4 n(B) = Answer:_______________ |
| 10) If n(A∩B) = 9, n(AUB) = 44, n(A) = 19, find n(B). A B 19 44 9 n(B) = Answer:_______________ |
| 1) If n(A∩B) = 6, n(AUB) = 42, n(A) = 16, find n(B). A B 16 42 6 n(B) = Answer: 32 SOLUTION 1 : Solution: n(A∩B) = 6, n(AUB) = 42, n(A) = 16 n(AUB) = n(A) + n(B) - N(A∩B) 42 = 16 + n(B) - 6 42 = 10 + n(B) n(B) = 42 - 10 n{B) = 32 |
| 2) If n(A∩B) = 3, n(AUB) = 49, n(A) = 18, find n(B). A B 18 49 3 n(B) = Answer: 34 SOLUTION 1 : Solution: n(A∩B) = 3, n(AUB) = 49, n(A) = 18 n(AUB) = n(A) + n(B) - N(A∩B) 49 = 18 + n(B) - 3 49 = 15 + n(B) n(B) = 49 - 15 n{B) = 34 |
| 3) If n(A∩B) = 6, n(AUB) = 37, n(A) = 21, find n(B). A B 21 37 6 n(B) = Answer: 22 SOLUTION 1 : Solution: n(A∩B) = 6, n(AUB) = 37, n(A) = 21 n(AUB) = n(A) + n(B) - N(A∩B) 37 = 21 + n(B) - 6 37 = 15 + n(B) n(B) = 37 - 15 n{B) = 22 |
| 4) If n(A∩B) = 6, n(AUB) = 46, n(A) = 23, find n(B). A B 23 46 6 n(B) = Answer: 29 SOLUTION 1 : Solution: n(A∩B) = 6, n(AUB) = 46, n(A) = 23 n(AUB) = n(A) + n(B) - N(A∩B) 46 = 23 + n(B) - 6 46 = 17 + n(B) n(B) = 46 - 17 n{B) = 29 |
| 5) If n(A∩B) = 7, n(AUB) = 32, n(A) = 19, find n(B). A B 19 32 7 n(B) = Answer: 20 SOLUTION 1 : Solution: n(A∩B) = 7, n(AUB) = 32, n(A) = 19 n(AUB) = n(A) + n(B) - N(A∩B) 32 = 19 + n(B) - 7 32 = 12 + n(B) n(B) = 32 - 12 n{B) = 20 |
| 6) If n(A∩B) = 5, n(AUB) = 35, n(A) = 17, find n(B). A B 17 35 5 n(B) = Answer: 23 SOLUTION 1 : Solution: n(A∩B) = 5, n(AUB) = 35, n(A) = 17 n(AUB) = n(A) + n(B) - N(A∩B) 35 = 17 + n(B) - 5 35 = 12 + n(B) n(B) = 35 - 12 n{B) = 23 |
| 7) If n(A∩B) = 7, n(AUB) = 33, n(A) = 15, find n(B). A B 15 33 7 n(B) = Answer: 25 SOLUTION 1 : Solution: n(A∩B) = 7, n(AUB) = 33, n(A) = 15 n(AUB) = n(A) + n(B) - N(A∩B) 33 = 15 + n(B) - 7 33 = 8 + n(B) n(B) = 33 - 8 n{B) = 25 |
| 8) If n(A∩B) = 6, n(AUB) = 37, n(A) = 16, find n(B). A B 16 37 6 n(B) = Answer: 27 SOLUTION 1 : Solution: n(A∩B) = 6, n(AUB) = 37, n(A) = 16 n(AUB) = n(A) + n(B) - N(A∩B) 37 = 16 + n(B) - 6 37 = 10 + n(B) n(B) = 37 - 10 n{B) = 27 |
| 9) If n(A∩B) = 4, n(AUB) = 39, n(A) = 19, find n(B). A B 19 39 4 n(B) = Answer: 24 SOLUTION 1 : Solution: n(A∩B) = 4, n(AUB) = 39, n(A) = 19 n(AUB) = n(A) + n(B) - N(A∩B) 39 = 19 + n(B) - 4 39 = 15 + n(B) n(B) = 39 - 15 n{B) = 24 |
| 10) If n(A∩B) = 9, n(AUB) = 44, n(A) = 19, find n(B). A B 19 44 9 n(B) = Answer: 34 SOLUTION 1 : Solution: n(A∩B) = 9, n(AUB) = 44, n(A) = 19 n(AUB) = n(A) + n(B) - N(A∩B) 44 = 19 + n(B) - 9 44 = 10 + n(B) n(B) = 44 - 10 n{B) = 34 |