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) = 7, n(AUB) = 32, n(A) = 18, find n(B). A B 18 32 7 n(B) = Answer:_______________ |
| 2) If n(A∩B) = 6, n(AUB) = 37, n(A) = 19, find n(B). A B 19 37 6 n(B) = Answer:_______________ |
| 3) If n(A∩B) = 9, n(AUB) = 40, n(A) = 25, find n(B). A B 25 40 9 n(B) = Answer:_______________ |
| 4) If n(A∩B) = 4, n(AUB) = 35, n(A) = 19, find n(B). A B 19 35 4 n(B) = Answer:_______________ |
| 5) If n(A∩B) = 5, n(AUB) = 36, n(A) = 21, find n(B). A B 21 36 5 n(B) = Answer:_______________ |
| 6) If n(A∩B) = 4, n(AUB) = 33, n(A) = 19, find n(B). A B 19 33 4 n(B) = Answer:_______________ |
| 7) If n(A∩B) = 3, n(AUB) = 40, n(A) = 17, find n(B). A B 17 40 3 n(B) = Answer:_______________ |
| 8) If n(A∩B) = 4, n(AUB) = 40, n(A) = 25, find n(B). A B 25 40 4 n(B) = Answer:_______________ |
| 9) If n(A∩B) = 6, n(AUB) = 48, n(A) = 16, find n(B). A B 16 48 6 n(B) = Answer:_______________ |
| 10) If n(A∩B) = 5, n(AUB) = 50, n(A) = 17, find n(B). A B 17 50 5 n(B) = Answer:_______________ |
| 1) If n(A∩B) = 7, n(AUB) = 32, n(A) = 18, find n(B). A B 18 32 7 n(B) = Answer: 21 SOLUTION 1 : Solution: n(A∩B) = 7, n(AUB) = 32, n(A) = 18 n(AUB) = n(A) + n(B) - N(A∩B) 32 = 18 + n(B) - 7 32 = 11 + n(B) n(B) = 32 - 11 n{B) = 21 |
| 2) If n(A∩B) = 6, n(AUB) = 37, n(A) = 19, find n(B). A B 19 37 6 n(B) = Answer: 24 SOLUTION 1 : Solution: n(A∩B) = 6, n(AUB) = 37, n(A) = 19 n(AUB) = n(A) + n(B) - N(A∩B) 37 = 19 + n(B) - 6 37 = 13 + n(B) n(B) = 37 - 13 n{B) = 24 |
| 3) If n(A∩B) = 9, n(AUB) = 40, n(A) = 25, find n(B). A B 25 40 9 n(B) = Answer: 24 SOLUTION 1 : Solution: n(A∩B) = 9, n(AUB) = 40, n(A) = 25 n(AUB) = n(A) + n(B) - N(A∩B) 40 = 25 + n(B) - 9 40 = 16 + n(B) n(B) = 40 - 16 n{B) = 24 |
| 4) If n(A∩B) = 4, n(AUB) = 35, n(A) = 19, find n(B). A B 19 35 4 n(B) = Answer: 20 SOLUTION 1 : Solution: n(A∩B) = 4, n(AUB) = 35, n(A) = 19 n(AUB) = n(A) + n(B) - N(A∩B) 35 = 19 + n(B) - 4 35 = 15 + n(B) n(B) = 35 - 15 n{B) = 20 |
| 5) If n(A∩B) = 5, n(AUB) = 36, n(A) = 21, find n(B). A B 21 36 5 n(B) = Answer: 20 SOLUTION 1 : Solution: n(A∩B) = 5, n(AUB) = 36, n(A) = 21 n(AUB) = n(A) + n(B) - N(A∩B) 36 = 21 + n(B) - 5 36 = 16 + n(B) n(B) = 36 - 16 n{B) = 20 |
| 6) If n(A∩B) = 4, n(AUB) = 33, n(A) = 19, find n(B). A B 19 33 4 n(B) = Answer: 18 SOLUTION 1 : Solution: n(A∩B) = 4, n(AUB) = 33, n(A) = 19 n(AUB) = n(A) + n(B) - N(A∩B) 33 = 19 + n(B) - 4 33 = 15 + n(B) n(B) = 33 - 15 n{B) = 18 |
| 7) If n(A∩B) = 3, n(AUB) = 40, n(A) = 17, find n(B). A B 17 40 3 n(B) = Answer: 26 SOLUTION 1 : Solution: n(A∩B) = 3, n(AUB) = 40, n(A) = 17 n(AUB) = n(A) + n(B) - N(A∩B) 40 = 17 + n(B) - 3 40 = 14 + n(B) n(B) = 40 - 14 n{B) = 26 |
| 8) If n(A∩B) = 4, n(AUB) = 40, n(A) = 25, find n(B). A B 25 40 4 n(B) = Answer: 19 SOLUTION 1 : Solution: n(A∩B) = 4, n(AUB) = 40, n(A) = 25 n(AUB) = n(A) + n(B) - N(A∩B) 40 = 25 + n(B) - 4 40 = 21 + n(B) n(B) = 40 - 21 n{B) = 19 |
| 9) If n(A∩B) = 6, n(AUB) = 48, n(A) = 16, find n(B). A B 16 48 6 n(B) = Answer: 38 SOLUTION 1 : Solution: n(A∩B) = 6, n(AUB) = 48, n(A) = 16 n(AUB) = n(A) + n(B) - N(A∩B) 48 = 16 + n(B) - 6 48 = 10 + n(B) n(B) = 48 - 10 n{B) = 38 |
| 10) If n(A∩B) = 5, n(AUB) = 50, n(A) = 17, find n(B). A B 17 50 5 n(B) = Answer: 38 SOLUTION 1 : Solution: n(A∩B) = 5, n(AUB) = 50, n(A) = 17 n(AUB) = n(A) + n(B) - N(A∩B) 50 = 17 + n(B) - 5 50 = 12 + n(B) n(B) = 50 - 12 n{B) = 38 |