IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 619 - 624 of 929
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Question number: 619
» Introduction to Euclid's Geometry
Question
In the figure , and, if , what is the length of ?
With the Given Values Find Length of RS
With the given values find length of RS
Choices
| Choice (4) | Response | |
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| a. | 1 |
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| b. | 4 |
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| c. | 2 |
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| d. | 3 |
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Question number: 620
Question
Two dice are thrown simultaneously. The probability of getting a multiple of 2 on one die and a multiple of 3 on the other is ________
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Question number: 621
Question
The age of Sandhya’s father is 5 times of his age. If 6 years ago, father’s age was 8 times of the age of his son at that time. What is Sandhya’s father present age?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 56 years |
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| b. | 70 years |
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| c. | 75 years |
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| d. | 41 years |
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Question number: 622
Question
Give the equations of two lines passing through. How many more such lines are there?
Choices
| Choice (4) | Response | |
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| a. | Infinitely many |
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| b. | Exactly Two |
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| c. | Only one |
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| d. | Exactly three |
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Question number: 623
Question
The following observations have been arranged in the ascending order. If the median of the data 13,26,32,37, x + 2, x + 4,62,68,74,85 is 43, then the value of x is ________
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 40 |
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| b. | 42 |
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| c. | 44 |
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| d. | 46 |
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Question number: 624
Question
The probability of guessing the correct answer to a certain test question is . If the probability of not guessing the correct answer to this question is , then x = ________
Choices
| Choice (4) | Response | |
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| a. | 2 |
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| c. | 3 |
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