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) Tamilselvi saves 60% of her salary. When her salary is reduced by 30%, her savings is reduced by $720. How much is her salary at first $ ___ Answer:_______________ |
| 2) Mr Richard always gives 45% of his income to his wife. When his income is increased by 20%, he gives her $693 more. Find his income before the increase. $ ___ Answer:_______________ |
| 3) Mr Tan always gives 25% of his income to his wife. When his income is increased by 60%, he gives her $390 more. Find his income before the increase. $ ___ Answer:_______________ |
| 4) Moorthi saves 40% of his salary. When his salary is reduced by 10%, his savings is reduced by $196. How much is his salary at first $ ___ Answer:_______________ |
| 5) Mr Singh always gives 35% of his income to his wife. When his income is increased by 40%, he gives her $644 more. Find his income before the increase. $ ___ Answer:_______________ |
| 6) Nandini saves 60% of her salary. When her salary is reduced by 20%, her savings is reduced by $912. How much is her salary at first $ ___ Answer:_______________ |
| 7) Mr Richard always gives 60% of his income to his wife. When his income is increased by 20%, he gives her $528 more. Find his income before the increase. $ ___ Answer:_______________ |
| 8) Mr Tan always gives 50% of his income to his wife. When his income is increased by 60%, he gives her $600 more. Find his income before the increase. $ ___ Answer:_______________ |
| 9) Raj saves 40% of his salary. When his salary is reduced by 15%, his savings is reduced by $762. How much is his salary at first $ ___ Answer:_______________ |
| 10) Mr Singh always gives 35% of his income to his wife. When his income is increased by 40%, he gives her $686 more. Find his income before the increase. $ ___ Answer:_______________ |
| 1) Tamilselvi saves 60% of her salary. When her salary is reduced by 30%, her savings is reduced by $720. How much is her salary at first Answer: $4000 SOLUTION 1 :
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| 2) Mr Richard always gives 45% of his income to his wife. When his income is increased by 20%, he gives her $693 more. Find his income before the increase. Answer: $7700 SOLUTION 1 :
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| 3) Mr Tan always gives 25% of his income to his wife. When his income is increased by 60%, he gives her $390 more. Find his income before the increase. Answer: $2600 SOLUTION 1 :
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| 4) Moorthi saves 40% of his salary. When his salary is reduced by 10%, his savings is reduced by $196. How much is his salary at first Answer: $4900 SOLUTION 1 :
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| 5) Mr Singh always gives 35% of his income to his wife. When his income is increased by 40%, he gives her $644 more. Find his income before the increase. Answer: $4600 SOLUTION 1 :
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| 6) Nandini saves 60% of her salary. When her salary is reduced by 20%, her savings is reduced by $912. How much is her salary at first Answer: $7600 SOLUTION 1 :
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| 7) Mr Richard always gives 60% of his income to his wife. When his income is increased by 20%, he gives her $528 more. Find his income before the increase. Answer: $4400 SOLUTION 1 :
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| 8) Mr Tan always gives 50% of his income to his wife. When his income is increased by 60%, he gives her $600 more. Find his income before the increase. Answer: $2000 SOLUTION 1 :
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| 9) Raj saves 40% of his salary. When his salary is reduced by 15%, his savings is reduced by $762. How much is his salary at first Answer: $12700 SOLUTION 1 :
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| 10) Mr Singh always gives 35% of his income to his wife. When his income is increased by 40%, he gives her $686 more. Find his income before the increase. Answer: $4900 SOLUTION 1 :
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