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 mass of a glass bowl and the marbles it contains is 1343 g. If the number of marbles is doubled, the total mass of the bowl and the marbles is 1 kg 963 g. Assuming that each marble has the same mass, what is the mass of the empty bowl g Answer:_______________ |
| 2) The mass of a glass bowl and the marbles it contains is 1572 g. If the number of marbles is doubled, the total mass of the bowl and the marbles is 1 kg 975 g. Assuming that each marble has the same mass, what is the mass of the empty bowl g Answer:_______________ |
| 3) The mass of a glass bowl and the marbles it contains is 1599 g. If the number of marbles is doubled, the total mass of the bowl and the marbles is 1 kg 921 g. Assuming that each marble has the same mass, what is the mass of the empty bowl g Answer:_______________ |
| 4) The mass of a glass bowl and the marbles it contains is 1353 g. If the number of marbles is doubled, the total mass of the bowl and the marbles is 1 kg 915 g. Assuming that each marble has the same mass, what is the mass of the empty bowl g Answer:_______________ |
| 5) The mass of a glass bowl and the marbles it contains is 1214 g. If the number of marbles is doubled, the total mass of the bowl and the marbles is 1 kg 904 g. Assuming that each marble has the same mass, what is the mass of the empty bowl g Answer:_______________ |
| 6) The mass of a glass bowl and the marbles it contains is 1218 g. If the number of marbles is doubled, the total mass of the bowl and the marbles is 1 kg 975 g. Assuming that each marble has the same mass, what is the mass of the empty bowl g Answer:_______________ |
| 7) The mass of a glass bowl and the marbles it contains is 1658 g. If the number of marbles is doubled, the total mass of the bowl and the marbles is 1 kg 996 g. Assuming that each marble has the same mass, what is the mass of the empty bowl g Answer:_______________ |
| 8) The mass of a glass bowl and the marbles it contains is 1055 g. If the number of marbles is doubled, the total mass of the bowl and the marbles is 1 kg 874 g. Assuming that each marble has the same mass, what is the mass of the empty bowl g Answer:_______________ |
| 9) The mass of a glass bowl and the marbles it contains is 1367 g. If the number of marbles is doubled, the total mass of the bowl and the marbles is 1 kg 973 g. Assuming that each marble has the same mass, what is the mass of the empty bowl g Answer:_______________ |
| 10) The mass of a glass bowl and the marbles it contains is 1025 g. If the number of marbles is doubled, the total mass of the bowl and the marbles is 1 kg 897 g. Assuming that each marble has the same mass, what is the mass of the empty bowl g Answer:_______________ |
| 1) The mass of a glass bowl and the marbles it contains is 1343 g. If the number of marbles is doubled, the total mass of the bowl and the marbles is 1 kg 963 g. Assuming that each marble has the same mass, what is the mass of the empty bowl Answer: 723 g SOLUTION 1 : Step 1: (Convert kg to g ) 1 kg 963 g = 1963 g Step 2: (Mass of marbles) 1963 g - 1343 g = 620 g Step 3: (Doubled mass of marbles) 620 g + 620 g = 1240 g Step 4: (Mass of bowl) 1963 g - 1240 g = 723 g The mass of the bowl is 723 g. |
| 2) The mass of a glass bowl and the marbles it contains is 1572 g. If the number of marbles is doubled, the total mass of the bowl and the marbles is 1 kg 975 g. Assuming that each marble has the same mass, what is the mass of the empty bowl Answer: 1169 g SOLUTION 1 : Step 1: (Convert kg to g ) 1 kg 975 g = 1975 g Step 2: (Mass of marbles) 1975 g - 1572 g = 403 g Step 3: (Doubled mass of marbles) 403 g + 403 g = 806 g Step 4: (Mass of bowl) 1975 g - 806 g = 1169 g The mass of the bowl is 1169 g. |
| 3) The mass of a glass bowl and the marbles it contains is 1599 g. If the number of marbles is doubled, the total mass of the bowl and the marbles is 1 kg 921 g. Assuming that each marble has the same mass, what is the mass of the empty bowl Answer: 1277 g SOLUTION 1 : Step 1: (Convert kg to g ) 1 kg 921 g = 1921 g Step 2: (Mass of marbles) 1921 g - 1599 g = 322 g Step 3: (Doubled mass of marbles) 322 g + 322 g = 644 g Step 4: (Mass of bowl) 1921 g - 644 g = 1277 g The mass of the bowl is 1277 g. |
| 4) The mass of a glass bowl and the marbles it contains is 1353 g. If the number of marbles is doubled, the total mass of the bowl and the marbles is 1 kg 915 g. Assuming that each marble has the same mass, what is the mass of the empty bowl Answer: 791 g SOLUTION 1 : Step 1: (Convert kg to g ) 1 kg 915 g = 1915 g Step 2: (Mass of marbles) 1915 g - 1353 g = 562 g Step 3: (Doubled mass of marbles) 562 g + 562 g = 1124 g Step 4: (Mass of bowl) 1915 g - 1124 g = 791 g The mass of the bowl is 791 g. |
| 5) The mass of a glass bowl and the marbles it contains is 1214 g. If the number of marbles is doubled, the total mass of the bowl and the marbles is 1 kg 904 g. Assuming that each marble has the same mass, what is the mass of the empty bowl Answer: 524 g SOLUTION 1 : Step 1: (Convert kg to g ) 1 kg 904 g = 1904 g Step 2: (Mass of marbles) 1904 g - 1214 g = 690 g Step 3: (Doubled mass of marbles) 690 g + 690 g = 1380 g Step 4: (Mass of bowl) 1904 g - 1380 g = 524 g The mass of the bowl is 524 g. |
| 6) The mass of a glass bowl and the marbles it contains is 1218 g. If the number of marbles is doubled, the total mass of the bowl and the marbles is 1 kg 975 g. Assuming that each marble has the same mass, what is the mass of the empty bowl Answer: 461 g SOLUTION 1 : Step 1: (Convert kg to g ) 1 kg 975 g = 1975 g Step 2: (Mass of marbles) 1975 g - 1218 g = 757 g Step 3: (Doubled mass of marbles) 757 g + 757 g = 1514 g Step 4: (Mass of bowl) 1975 g - 1514 g = 461 g The mass of the bowl is 461 g. |
| 7) The mass of a glass bowl and the marbles it contains is 1658 g. If the number of marbles is doubled, the total mass of the bowl and the marbles is 1 kg 996 g. Assuming that each marble has the same mass, what is the mass of the empty bowl Answer: 1320 g SOLUTION 1 : Step 1: (Convert kg to g ) 1 kg 996 g = 1996 g Step 2: (Mass of marbles) 1996 g - 1658 g = 338 g Step 3: (Doubled mass of marbles) 338 g + 338 g = 676 g Step 4: (Mass of bowl) 1996 g - 676 g = 1320 g The mass of the bowl is 1320 g. |
| 8) The mass of a glass bowl and the marbles it contains is 1055 g. If the number of marbles is doubled, the total mass of the bowl and the marbles is 1 kg 874 g. Assuming that each marble has the same mass, what is the mass of the empty bowl Answer: 236 g SOLUTION 1 : Step 1: (Convert kg to g ) 1 kg 874 g = 1874 g Step 2: (Mass of marbles) 1874 g - 1055 g = 819 g Step 3: (Doubled mass of marbles) 819 g + 819 g = 1638 g Step 4: (Mass of bowl) 1874 g - 1638 g = 236 g The mass of the bowl is 236 g. |
| 9) The mass of a glass bowl and the marbles it contains is 1367 g. If the number of marbles is doubled, the total mass of the bowl and the marbles is 1 kg 973 g. Assuming that each marble has the same mass, what is the mass of the empty bowl Answer: 761 g SOLUTION 1 : Step 1: (Convert kg to g ) 1 kg 973 g = 1973 g Step 2: (Mass of marbles) 1973 g - 1367 g = 606 g Step 3: (Doubled mass of marbles) 606 g + 606 g = 1212 g Step 4: (Mass of bowl) 1973 g - 1212 g = 761 g The mass of the bowl is 761 g. |
| 10) The mass of a glass bowl and the marbles it contains is 1025 g. If the number of marbles is doubled, the total mass of the bowl and the marbles is 1 kg 897 g. Assuming that each marble has the same mass, what is the mass of the empty bowl Answer: 153 g SOLUTION 1 : Step 1: (Convert kg to g ) 1 kg 897 g = 1897 g Step 2: (Mass of marbles) 1897 g - 1025 g = 872 g Step 3: (Doubled mass of marbles) 872 g + 872 g = 1744 g Step 4: (Mass of bowl) 1897 g - 1744 g = 153 g The mass of the bowl is 153 g. |