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) The total mass of Ponnalagu and Poovazhagi is 89 kg. The total mass of Poovazhagi and Savithri is 97 kg. a) How much heavier is Savithri than Ponnalagu kg b) If the total mass of the 3 children is 139 kg, find Ponnalagu's mass. kg Answer:_______________ |
| 2) The total mass of Thamarai and Mithra is 88 kg. The total mass of Mithra and Ovini is 93 kg. a) How much heavier is Ovini than Thamarai kg b) If the total mass of the 3 children is 150 kg, find Thamarai's mass. kg Answer:_______________ |
| 3) The total mass of Nandini and Panimalar is 86 kg. The total mass of Panimalar and Keerthi is 96 kg. a) How much heavier is Keerthi than Nandini kg b) If the total mass of the 3 children is 146 kg, find Nandini's mass. kg Answer:_______________ |
| 4) The total mass of Pavi and Panimalar is 87 kg. The total mass of Panimalar and Chithra is 92 kg. a) How much heavier is Chithra than Pavi kg b) If the total mass of the 3 children is 138 kg, find Pavi's mass. kg Answer:_______________ |
| 5) The total mass of Poongodi and Thamarai is 82 kg. The total mass of Thamarai and Poovazhagi is 94 kg. a) How much heavier is Poovazhagi than Poongodi kg b) If the total mass of the 3 children is 146 kg, find Poongodi's mass. kg Answer:_______________ |
| 6) The total mass of Tamilselvi and Ponnalagu is 84 kg. The total mass of Ponnalagu and Panimalar is 97 kg. a) How much heavier is Panimalar than Tamilselvi kg b) If the total mass of the 3 children is 145 kg, find Tamilselvi's mass. kg Answer:_______________ |
| 7) The total mass of Panimalar and Savithri is 89 kg. The total mass of Savithri and Mithra is 97 kg. a) How much heavier is Mithra than Panimalar kg b) If the total mass of the 3 children is 147 kg, find Panimalar's mass. kg Answer:_______________ |
| 8) The total mass of Poongodi and Pavi is 81 kg. The total mass of Pavi and Mithra is 95 kg. a) How much heavier is Mithra than Poongodi kg b) If the total mass of the 3 children is 138 kg, find Poongodi's mass. kg Answer:_______________ |
| 9) The total mass of Tamilselvi and Ponnalagu is 88 kg. The total mass of Ponnalagu and Pavi is 95 kg. a) How much heavier is Pavi than Tamilselvi kg b) If the total mass of the 3 children is 147 kg, find Tamilselvi's mass. kg Answer:_______________ |
| 10) The total mass of Parveen and Swathi is 87 kg. The total mass of Swathi and Ramani is 99 kg. a) How much heavier is Ramani than Parveen kg b) If the total mass of the 3 children is 146 kg, find Parveen's mass. kg Answer:_______________ |
| 1) The total mass of Ponnalagu and Poovazhagi is 89 kg. The total mass of Poovazhagi and Savithri is 97 kg. a) How much heavier is Savithri than Ponnalagu Answer: 8 kg b) If the total mass of the 3 children is 139 kg, find Ponnalagu's mass. Answer: 42 kg SOLUTION 1 : a) Step 1: 97 kg - 89 kg = 8 kg Savithri is 8 kg heavier than Ponnalagu. b) Step 1: 89 kg + 97 kg = 186 kg Step 2: 186 kg - 139 kg = 47 kg Step 3: 89 kg - 47 kg = 42 kg Ponnalagu's mass is 42 kg. |
| 2) The total mass of Thamarai and Mithra is 88 kg. The total mass of Mithra and Ovini is 93 kg. a) How much heavier is Ovini than Thamarai Answer: 5 kg b) If the total mass of the 3 children is 150 kg, find Thamarai's mass. Answer: 57 kg SOLUTION 1 : a) Step 1: 93 kg - 88 kg = 5 kg Ovini is 5 kg heavier than Thamarai. b) Step 1: 88 kg + 93 kg = 181 kg Step 2: 181 kg - 150 kg = 31 kg Step 3: 88 kg - 31 kg = 57 kg Thamarai's mass is 57 kg. |
| 3) The total mass of Nandini and Panimalar is 86 kg. The total mass of Panimalar and Keerthi is 96 kg. a) How much heavier is Keerthi than Nandini Answer: 10 kg b) If the total mass of the 3 children is 146 kg, find Nandini's mass. Answer: 50 kg SOLUTION 1 : a) Step 1: 96 kg - 86 kg = 10 kg Keerthi is 10 kg heavier than Nandini. b) Step 1: 86 kg + 96 kg = 182 kg Step 2: 182 kg - 146 kg = 36 kg Step 3: 86 kg - 36 kg = 50 kg Nandini's mass is 50 kg. |
| 4) The total mass of Pavi and Panimalar is 87 kg. The total mass of Panimalar and Chithra is 92 kg. a) How much heavier is Chithra than Pavi Answer: 5 kg b) If the total mass of the 3 children is 138 kg, find Pavi's mass. Answer: 46 kg SOLUTION 1 : a) Step 1: 92 kg - 87 kg = 5 kg Chithra is 5 kg heavier than Pavi. b) Step 1: 87 kg + 92 kg = 179 kg Step 2: 179 kg - 138 kg = 41 kg Step 3: 87 kg - 41 kg = 46 kg Pavi's mass is 46 kg. |
| 5) The total mass of Poongodi and Thamarai is 82 kg. The total mass of Thamarai and Poovazhagi is 94 kg. a) How much heavier is Poovazhagi than Poongodi Answer: 12 kg b) If the total mass of the 3 children is 146 kg, find Poongodi's mass. Answer: 52 kg SOLUTION 1 : a) Step 1: 94 kg - 82 kg = 12 kg Poovazhagi is 12 kg heavier than Poongodi. b) Step 1: 82 kg + 94 kg = 176 kg Step 2: 176 kg - 146 kg = 30 kg Step 3: 82 kg - 30 kg = 52 kg Poongodi's mass is 52 kg. |
| 6) The total mass of Tamilselvi and Ponnalagu is 84 kg. The total mass of Ponnalagu and Panimalar is 97 kg. a) How much heavier is Panimalar than Tamilselvi Answer: 13 kg b) If the total mass of the 3 children is 145 kg, find Tamilselvi's mass. Answer: 48 kg SOLUTION 1 : a) Step 1: 97 kg - 84 kg = 13 kg Panimalar is 13 kg heavier than Tamilselvi. b) Step 1: 84 kg + 97 kg = 181 kg Step 2: 181 kg - 145 kg = 36 kg Step 3: 84 kg - 36 kg = 48 kg Tamilselvi's mass is 48 kg. |
| 7) The total mass of Panimalar and Savithri is 89 kg. The total mass of Savithri and Mithra is 97 kg. a) How much heavier is Mithra than Panimalar Answer: 8 kg b) If the total mass of the 3 children is 147 kg, find Panimalar's mass. Answer: 50 kg SOLUTION 1 : a) Step 1: 97 kg - 89 kg = 8 kg Mithra is 8 kg heavier than Panimalar. b) Step 1: 89 kg + 97 kg = 186 kg Step 2: 186 kg - 147 kg = 39 kg Step 3: 89 kg - 39 kg = 50 kg Panimalar's mass is 50 kg. |
| 8) The total mass of Poongodi and Pavi is 81 kg. The total mass of Pavi and Mithra is 95 kg. a) How much heavier is Mithra than Poongodi Answer: 14 kg b) If the total mass of the 3 children is 138 kg, find Poongodi's mass. Answer: 43 kg SOLUTION 1 : a) Step 1: 95 kg - 81 kg = 14 kg Mithra is 14 kg heavier than Poongodi. b) Step 1: 81 kg + 95 kg = 176 kg Step 2: 176 kg - 138 kg = 38 kg Step 3: 81 kg - 38 kg = 43 kg Poongodi's mass is 43 kg. |
| 9) The total mass of Tamilselvi and Ponnalagu is 88 kg. The total mass of Ponnalagu and Pavi is 95 kg. a) How much heavier is Pavi than Tamilselvi Answer: 7 kg b) If the total mass of the 3 children is 147 kg, find Tamilselvi's mass. Answer: 52 kg SOLUTION 1 : a) Step 1: 95 kg - 88 kg = 7 kg Pavi is 7 kg heavier than Tamilselvi. b) Step 1: 88 kg + 95 kg = 183 kg Step 2: 183 kg - 147 kg = 36 kg Step 3: 88 kg - 36 kg = 52 kg Tamilselvi's mass is 52 kg. |
| 10) The total mass of Parveen and Swathi is 87 kg. The total mass of Swathi and Ramani is 99 kg. a) How much heavier is Ramani than Parveen Answer: 12 kg b) If the total mass of the 3 children is 146 kg, find Parveen's mass. Answer: 47 kg SOLUTION 1 : a) Step 1: 99 kg - 87 kg = 12 kg Ramani is 12 kg heavier than Parveen. b) Step 1: 87 kg + 99 kg = 186 kg Step 2: 186 kg - 146 kg = 40 kg Step 3: 87 kg - 40 kg = 47 kg Parveen's mass is 47 kg. |