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) = 47, n(A) = 19, find n(B). A B 19 47 6 n(B) = Answer:_______________ |
| 2) If n(A∩B) = 8, n(AUB) = 45, n(A) = 25, find n(B). A B 25 45 8 n(B) = Answer:_______________ |
| 3) If n(A∩B) = 3, n(AUB) = 38, n(A) = 18, find n(B). A B 18 38 3 n(B) = Answer:_______________ |
| 4) If n(A∩B) = 5, n(AUB) = 36, n(A) = 17, find n(B). A B 17 36 5 n(B) = Answer:_______________ |
| 5) If n(A∩B) = 4, n(AUB) = 30, n(A) = 22, find n(B). A B 22 30 4 n(B) = Answer:_______________ |
| 6) If n(A∩B) = 9, n(AUB) = 32, n(A) = 24, find n(B). A B 24 32 9 n(B) = Answer:_______________ |
| 7) If n(A∩B) = 7, n(AUB) = 47, n(A) = 19, find n(B). A B 19 47 7 n(B) = Answer:_______________ |
| 8) If n(A∩B) = 6, n(AUB) = 43, n(A) = 22, find n(B). A B 22 43 6 n(B) = Answer:_______________ |
| 9) If n(A∩B) = 5, n(AUB) = 45, n(A) = 25, find n(B). A B 25 45 5 n(B) = Answer:_______________ |
| 10) If n(A∩B) = 9, n(AUB) = 46, n(A) = 23, find n(B). A B 23 46 9 n(B) = Answer:_______________ |
| 1) If n(A∩B) = 6, n(AUB) = 47, n(A) = 19, find n(B). A B 19 47 6 n(B) = Answer: 34 SOLUTION 1 : Solution: n(A∩B) = 6, n(AUB) = 47, n(A) = 19 n(AUB) = n(A) + n(B) - N(A∩B) 47 = 19 + n(B) - 6 47 = 13 + n(B) n(B) = 47 - 13 n{B) = 34 |
| 2) If n(A∩B) = 8, n(AUB) = 45, n(A) = 25, find n(B). A B 25 45 8 n(B) = Answer: 28 SOLUTION 1 : Solution: n(A∩B) = 8, n(AUB) = 45, n(A) = 25 n(AUB) = n(A) + n(B) - N(A∩B) 45 = 25 + n(B) - 8 45 = 17 + n(B) n(B) = 45 - 17 n{B) = 28 |
| 3) If n(A∩B) = 3, n(AUB) = 38, n(A) = 18, find n(B). A B 18 38 3 n(B) = Answer: 23 SOLUTION 1 : Solution: n(A∩B) = 3, n(AUB) = 38, n(A) = 18 n(AUB) = n(A) + n(B) - N(A∩B) 38 = 18 + n(B) - 3 38 = 15 + n(B) n(B) = 38 - 15 n{B) = 23 |
| 4) If n(A∩B) = 5, n(AUB) = 36, n(A) = 17, find n(B). A B 17 36 5 n(B) = Answer: 24 SOLUTION 1 : Solution: n(A∩B) = 5, n(AUB) = 36, n(A) = 17 n(AUB) = n(A) + n(B) - N(A∩B) 36 = 17 + n(B) - 5 36 = 12 + n(B) n(B) = 36 - 12 n{B) = 24 |
| 5) If n(A∩B) = 4, n(AUB) = 30, n(A) = 22, find n(B). A B 22 30 4 n(B) = Answer: 12 SOLUTION 1 : Solution: n(A∩B) = 4, n(AUB) = 30, n(A) = 22 n(AUB) = n(A) + n(B) - N(A∩B) 30 = 22 + n(B) - 4 30 = 18 + n(B) n(B) = 30 - 18 n{B) = 12 |
| 6) If n(A∩B) = 9, n(AUB) = 32, n(A) = 24, find n(B). A B 24 32 9 n(B) = Answer: 17 SOLUTION 1 : Solution: n(A∩B) = 9, n(AUB) = 32, n(A) = 24 n(AUB) = n(A) + n(B) - N(A∩B) 32 = 24 + n(B) - 9 32 = 15 + n(B) n(B) = 32 - 15 n{B) = 17 |
| 7) If n(A∩B) = 7, n(AUB) = 47, n(A) = 19, find n(B). A B 19 47 7 n(B) = Answer: 35 SOLUTION 1 : Solution: n(A∩B) = 7, n(AUB) = 47, n(A) = 19 n(AUB) = n(A) + n(B) - N(A∩B) 47 = 19 + n(B) - 7 47 = 12 + n(B) n(B) = 47 - 12 n{B) = 35 |
| 8) 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 |
| 9) If n(A∩B) = 5, n(AUB) = 45, n(A) = 25, find n(B). A B 25 45 5 n(B) = Answer: 25 SOLUTION 1 : Solution: n(A∩B) = 5, n(AUB) = 45, n(A) = 25 n(AUB) = n(A) + n(B) - N(A∩B) 45 = 25 + n(B) - 5 45 = 20 + n(B) n(B) = 45 - 20 n{B) = 25 |
| 10) If n(A∩B) = 9, n(AUB) = 46, n(A) = 23, find n(B). A B 23 46 9 n(B) = Answer: 32 SOLUTION 1 : Solution: n(A∩B) = 9, n(AUB) = 46, n(A) = 23 n(AUB) = n(A) + n(B) - N(A∩B) 46 = 23 + n(B) - 9 46 = 14 + n(B) n(B) = 46 - 14 n{B) = 32 |