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) There are 50% more red marbles than blue marbles in a bag. After I removed 30% of the red marbles and increased the number of blue marbles by another 46%, there are now 123 fewer red marbles than blue marbles. Find the number of blue marbles I had at first.
Answer:_______________ |
2) There are 25% more red marbles than blue marbles in a bag. After I removed 40% of the red marbles and increased the number of blue marbles by another 16%, there are now 246 fewer red marbles than blue marbles. Find the number of blue marbles I had at first.
Answer:_______________ |
3) There are 50% more red marbles than blue marbles in a bag. After I removed 30% of the red marbles and increased the number of blue marbles by another 49%, there are now 396 fewer red marbles than blue marbles. Find the number of blue marbles I had at first.
Answer:_______________ |
4) There are 25% more red marbles than blue marbles in a bag. After I removed 40% of the red marbles and increased the number of blue marbles by another 16%, there are now 410 fewer red marbles than blue marbles. Find the number of blue marbles I had at first.
Answer:_______________ |
5) There are 50% more red marbles than blue marbles in a bag. After I removed 30% of the red marbles and increased the number of blue marbles by another 30%, there are now 250 fewer red marbles than blue marbles. Find the number of blue marbles I had at first.
Answer:_______________ |
6) There are 25% more red marbles than blue marbles in a bag. After I removed 40% of the red marbles and increased the number of blue marbles by another 24%, there are now 294 fewer red marbles than blue marbles. Find the number of blue marbles I had at first.
Answer:_______________ |
7) There are 50% more red marbles than blue marbles in a bag. After I removed 30% of the red marbles and increased the number of blue marbles by another 27%, there are now 132 fewer red marbles than blue marbles. Find the number of blue marbles I had at first.
Answer:_______________ |
8) There are 25% more red marbles than blue marbles in a bag. After I removed 40% of the red marbles and increased the number of blue marbles by another 21%, there are now 276 fewer red marbles than blue marbles. Find the number of blue marbles I had at first.
Answer:_______________ |
9) There are 50% more red marbles than blue marbles in a bag. After I removed 30% of the red marbles and increased the number of blue marbles by another 32%, there are now 405 fewer red marbles than blue marbles. Find the number of blue marbles I had at first.
Answer:_______________ |
10) There are 25% more red marbles than blue marbles in a bag. After I removed 40% of the red marbles and increased the number of blue marbles by another 18%, there are now 129 fewer red marbles than blue marbles. Find the number of blue marbles I had at first.
Answer:_______________ |
1) There are 50% more red marbles than blue marbles in a bag. After I removed 30% of the red marbles and increased the number of blue marbles by another 46%, there are now 123 fewer red marbles than blue marbles. Find the number of blue marbles I had at first. Answer: 300 SOLUTION 1 :
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2) There are 25% more red marbles than blue marbles in a bag. After I removed 40% of the red marbles and increased the number of blue marbles by another 16%, there are now 246 fewer red marbles than blue marbles. Find the number of blue marbles I had at first. Answer: 600 SOLUTION 1 :
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3) There are 50% more red marbles than blue marbles in a bag. After I removed 30% of the red marbles and increased the number of blue marbles by another 49%, there are now 396 fewer red marbles than blue marbles. Find the number of blue marbles I had at first. Answer: 900 SOLUTION 1 :
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4) There are 25% more red marbles than blue marbles in a bag. After I removed 40% of the red marbles and increased the number of blue marbles by another 16%, there are now 410 fewer red marbles than blue marbles. Find the number of blue marbles I had at first. Answer: 1000 SOLUTION 1 :
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5) There are 50% more red marbles than blue marbles in a bag. After I removed 30% of the red marbles and increased the number of blue marbles by another 30%, there are now 250 fewer red marbles than blue marbles. Find the number of blue marbles I had at first. Answer: 1000 SOLUTION 1 :
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6) There are 25% more red marbles than blue marbles in a bag. After I removed 40% of the red marbles and increased the number of blue marbles by another 24%, there are now 294 fewer red marbles than blue marbles. Find the number of blue marbles I had at first. Answer: 600 SOLUTION 1 :
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7) There are 50% more red marbles than blue marbles in a bag. After I removed 30% of the red marbles and increased the number of blue marbles by another 27%, there are now 132 fewer red marbles than blue marbles. Find the number of blue marbles I had at first. Answer: 600 SOLUTION 1 :
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8) There are 25% more red marbles than blue marbles in a bag. After I removed 40% of the red marbles and increased the number of blue marbles by another 21%, there are now 276 fewer red marbles than blue marbles. Find the number of blue marbles I had at first. Answer: 600 SOLUTION 1 :
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9) There are 50% more red marbles than blue marbles in a bag. After I removed 30% of the red marbles and increased the number of blue marbles by another 32%, there are now 405 fewer red marbles than blue marbles. Find the number of blue marbles I had at first. Answer: 1500 SOLUTION 1 :
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10) There are 25% more red marbles than blue marbles in a bag. After I removed 40% of the red marbles and increased the number of blue marbles by another 18%, there are now 129 fewer red marbles than blue marbles. Find the number of blue marbles I had at first. Answer: 300 SOLUTION 1 :
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