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) Sriram saves 40% of his salary. When his salary is reduced by 35%, his savings is reduced by $308. How much is his salary at first $ ___ Answer:_______________ |
| 2) Panimalar saves 60% of her salary. When her salary is reduced by 20%, her savings is reduced by $492. How much is her salary at first $ ___ Answer:_______________ |
| 3) Mr Richard always gives 45% of his income to his wife. When his income is increased by 20%, he gives her $711 more. Find his income before the increase. $ ___ Answer:_______________ |
| 4) Mr Tan always gives 20% of his income to his wife. When his income is increased by 60%, he gives her $864 more. Find his income before the increase. $ ___ Answer:_______________ |
| 5) Mr Singh always gives 60% of his income to his wife. When his income is increased by 40%, he gives her $816 more. Find his income before the increase. $ ___ Answer:_______________ |
| 6) Aravindh saves 40% of his salary. When his salary is reduced by 10%, his savings is reduced by $752. How much is his salary at first $ ___ Answer:_______________ |
| 7) Chellamal saves 60% of her salary. When her salary is reduced by 30%, her savings is reduced by $360. How much is her salary at first $ ___ Answer:_______________ |
| 8) Mr Richard always gives 35% of his income to his wife. When his income is increased by 20%, he gives her $952 more. Find his income before the increase. $ ___ Answer:_______________ |
| 9) Mr Tan always gives 35% of his income to his wife. When his income is increased by 60%, he gives her $756 more. Find his income before the increase. $ ___ Answer:_______________ |
| 10) Mr Singh always gives 55% of his income to his wife. When his income is increased by 40%, he gives her $374 more. Find his income before the increase. $ ___ Answer:_______________ |
| 1) Sriram saves 40% of his salary. When his salary is reduced by 35%, his savings is reduced by $308. How much is his salary at first Answer: $2200 SOLUTION 1 :
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| 2) Panimalar saves 60% of her salary. When her salary is reduced by 20%, her savings is reduced by $492. How much is her salary at first Answer: $4100 SOLUTION 1 :
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| 3) Mr Richard always gives 45% of his income to his wife. When his income is increased by 20%, he gives her $711 more. Find his income before the increase. Answer: $7900 SOLUTION 1 :
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| 4) Mr Tan always gives 20% of his income to his wife. When his income is increased by 60%, he gives her $864 more. Find his income before the increase. Answer: $7200 SOLUTION 1 :
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| 5) Mr Singh always gives 60% of his income to his wife. When his income is increased by 40%, he gives her $816 more. Find his income before the increase. Answer: $3400 SOLUTION 1 :
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| 6) Aravindh saves 40% of his salary. When his salary is reduced by 10%, his savings is reduced by $752. How much is his salary at first Answer: $18800 SOLUTION 1 :
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| 7) Chellamal saves 60% of her salary. When her salary is reduced by 30%, her savings is reduced by $360. How much is her salary at first Answer: $2000 SOLUTION 1 :
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| 8) Mr Richard always gives 35% of his income to his wife. When his income is increased by 20%, he gives her $952 more. Find his income before the increase. Answer: $13600 SOLUTION 1 :
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| 9) Mr Tan always gives 35% of his income to his wife. When his income is increased by 60%, he gives her $756 more. Find his income before the increase. Answer: $3600 SOLUTION 1 :
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| 10) Mr Singh always gives 55% of his income to his wife. When his income is increased by 40%, he gives her $374 more. Find his income before the increase. Answer: $1700 SOLUTION 1 :
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