IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 108 - 113 of 1040
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Question number: 108
» Linear Equations in One Variable
Question
If of a number is 32 more than the original number, then the number is_.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 25 |
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| b. | 60 |
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| c. | 70 |
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| d. | 80 |
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Question number: 109
» Linear Equations in One Variable
Question
The length of a rectangle is 4 m more than twice of its breadth. The length and breadth of the rectangle if its perimeter is 140 m, is_.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 55m, 30m |
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| b. | 48m, 22m |
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| c. | 20m, 50m |
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| d. | 55m, 20m |
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Question number: 110
» Linear Equations in One Variable
Question
If the angles of a triangle are in the ratio 1: 2: 3, then the difference between the greatest and smallest angles is_.
Choices
| Choice (4) | Response | |
|---|---|---|
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| b. | 60 |
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Question number: 111
» Linear Equations in One Variable
Question
Two angles in a triangle in the ratio 3: 2. If the sum of these angles is equal to the third angle, then the third angle is_.
Choices
| Choice (4) | Response | |
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| a. |
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| c. |
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Question number: 112
» Linear Equations in One Variable
Question
A man is 5 years older than his wife and his wife is now five times as old as their daughter, who is 8 years old. How old the man when his daughter was born?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 37 years |
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| b. | 30 years |
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| c. | 40 years |
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| d. | 35 years |
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Question number: 113
» Linear Equations in One Variable
Question
Rohit was 4 times as old as his son 8 years ago. After 8 years, Rohit will be twice as old as his son. What are their present ages?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 10 years, 30 years |
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| b. | 15 years, 35 years |
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| c. | 20 years, 50 years |
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| d. | 16 years, 40 years |
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