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) = 30, n(A) = 22, find n(B). A B 22 30 6 n(B) = Answer:_______________ |
| 2) If n(A∩B) = 7, n(AUB) = 50, n(A) = 18, find n(B). A B 18 50 7 n(B) = Answer:_______________ |
| 3) If n(A∩B) = 9, n(AUB) = 39, n(A) = 25, find n(B). A B 25 39 9 n(B) = Answer:_______________ |
| 4) If n(A∩B) = 8, n(AUB) = 48, n(A) = 21, find n(B). A B 21 48 8 n(B) = Answer:_______________ |
| 5) If n(A∩B) = 8, n(AUB) = 30, n(A) = 21, find n(B). A B 21 30 8 n(B) = Answer:_______________ |
| 6) If n(A∩B) = 4, n(AUB) = 31, n(A) = 24, find n(B). A B 24 31 4 n(B) = Answer:_______________ |
| 7) If n(A∩B) = 9, n(AUB) = 47, n(A) = 16, find n(B). A B 16 47 9 n(B) = Answer:_______________ |
| 8) If n(A∩B) = 9, n(AUB) = 48, n(A) = 18, find n(B). A B 18 48 9 n(B) = Answer:_______________ |
| 9) If n(A∩B) = 9, n(AUB) = 47, n(A) = 25, find n(B). A B 25 47 9 n(B) = Answer:_______________ |
| 10) If n(A∩B) = 8, n(AUB) = 49, n(A) = 17, find n(B). A B 17 49 8 n(B) = Answer:_______________ |
| 1) If n(A∩B) = 6, n(AUB) = 30, n(A) = 22, find n(B). A B 22 30 6 n(B) = Answer: 14 SOLUTION 1 : Solution: n(A∩B) = 6, n(AUB) = 30, n(A) = 22 n(AUB) = n(A) + n(B) - N(A∩B) 30 = 22 + n(B) - 6 30 = 16 + n(B) n(B) = 30 - 16 n{B) = 14 |
| 2) If n(A∩B) = 7, n(AUB) = 50, n(A) = 18, find n(B). A B 18 50 7 n(B) = Answer: 39 SOLUTION 1 : Solution: n(A∩B) = 7, n(AUB) = 50, n(A) = 18 n(AUB) = n(A) + n(B) - N(A∩B) 50 = 18 + n(B) - 7 50 = 11 + n(B) n(B) = 50 - 11 n{B) = 39 |
| 3) If n(A∩B) = 9, n(AUB) = 39, n(A) = 25, find n(B). A B 25 39 9 n(B) = Answer: 23 SOLUTION 1 : Solution: n(A∩B) = 9, n(AUB) = 39, n(A) = 25 n(AUB) = n(A) + n(B) - N(A∩B) 39 = 25 + n(B) - 9 39 = 16 + n(B) n(B) = 39 - 16 n{B) = 23 |
| 4) If n(A∩B) = 8, n(AUB) = 48, n(A) = 21, find n(B). A B 21 48 8 n(B) = Answer: 35 SOLUTION 1 : Solution: n(A∩B) = 8, n(AUB) = 48, n(A) = 21 n(AUB) = n(A) + n(B) - N(A∩B) 48 = 21 + n(B) - 8 48 = 13 + n(B) n(B) = 48 - 13 n{B) = 35 |
| 5) If n(A∩B) = 8, n(AUB) = 30, n(A) = 21, find n(B). A B 21 30 8 n(B) = Answer: 17 SOLUTION 1 : Solution: n(A∩B) = 8, n(AUB) = 30, n(A) = 21 n(AUB) = n(A) + n(B) - N(A∩B) 30 = 21 + n(B) - 8 30 = 13 + n(B) n(B) = 30 - 13 n{B) = 17 |
| 6) If n(A∩B) = 4, n(AUB) = 31, n(A) = 24, find n(B). A B 24 31 4 n(B) = Answer: 11 SOLUTION 1 : Solution: n(A∩B) = 4, n(AUB) = 31, n(A) = 24 n(AUB) = n(A) + n(B) - N(A∩B) 31 = 24 + n(B) - 4 31 = 20 + n(B) n(B) = 31 - 20 n{B) = 11 |
| 7) If n(A∩B) = 9, n(AUB) = 47, n(A) = 16, find n(B). A B 16 47 9 n(B) = Answer: 40 SOLUTION 1 : Solution: n(A∩B) = 9, n(AUB) = 47, n(A) = 16 n(AUB) = n(A) + n(B) - N(A∩B) 47 = 16 + n(B) - 9 47 = 7 + n(B) n(B) = 47 - 7 n{B) = 40 |
| 8) If n(A∩B) = 9, n(AUB) = 48, n(A) = 18, find n(B). A B 18 48 9 n(B) = Answer: 39 SOLUTION 1 : Solution: n(A∩B) = 9, n(AUB) = 48, n(A) = 18 n(AUB) = n(A) + n(B) - N(A∩B) 48 = 18 + n(B) - 9 48 = 9 + n(B) n(B) = 48 - 9 n{B) = 39 |
| 9) If n(A∩B) = 9, n(AUB) = 47, n(A) = 25, find n(B). A B 25 47 9 n(B) = Answer: 31 SOLUTION 1 : Solution: n(A∩B) = 9, n(AUB) = 47, n(A) = 25 n(AUB) = n(A) + n(B) - N(A∩B) 47 = 25 + n(B) - 9 47 = 16 + n(B) n(B) = 47 - 16 n{B) = 31 |
| 10) If n(A∩B) = 8, n(AUB) = 49, n(A) = 17, find n(B). A B 17 49 8 n(B) = Answer: 40 SOLUTION 1 : Solution: n(A∩B) = 8, n(AUB) = 49, n(A) = 17 n(AUB) = n(A) + n(B) - N(A∩B) 49 = 17 + n(B) - 8 49 = 9 + n(B) n(B) = 49 - 9 n{B) = 40 |