IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 530 - 537 of 1040
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Question number: 530
Question
If and , then is equal to________.
Choices
| Choice (4) | Response | |
|---|---|---|
a. |
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b. |
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c. |
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d. |
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Question number: 531
» Direct and Inverse Proportions
Question
A man completes of a job in 10 days. At this rate how many more days will it take him to finish the job?
Choices
| Choice (4) | Response | |
|---|---|---|
a. | 6 | |
b. | 7.5 | |
c. | 7 | |
d. | 6.5 | |
Question number: 532
Question
The standard form of 0.00005 is________.
Choices
| Choice (4) | Response | |
|---|---|---|
a. |
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b. |
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c. |
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d. |
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Question number: 533
Question
Given that and , then the value of is (approximately) ________.
Choices
| Choice (4) | Response | |
|---|---|---|
a. | 1.21 | |
b. | 1.99 | |
c. | 1.23 | |
d. | 1.00 | |
Question number: 534
» Direct and Inverse Proportions
Question
A grocer has just enough money to buy 50 kilo rice worth Rs. 70.00 per kilogram. If cost of the rice is Rs. 10.00 more, then how much rice, he will be able to buy with that amount of money, is________.
Choices
| Choice (4) | Response | |
|---|---|---|
a. | 40 Kg | |
b. | 35 Kg | |
c. | 42 Kg | |
d. | 44 Kg | |
Question number: 535
» Direct and Inverse Proportions
Question
Pipe A can fill an empty tank in 4 hours while pipe B can empty the full tank in 3 hours. If both are opened in the empty tank, time taken to empty it up completely is ________.
Choices
| Choice (4) | Response | |
|---|---|---|
a. | 15 hours | |
b. | 11 hours | |
c. | 12 hours | |
d. | 13 hours | |
Question number: 536
Question
If , then is________.
Choices
| Choice (4) | Response | |
|---|---|---|
a. |
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b. |
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c. |
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d. |
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Question number: 537
» Direct and Inverse Proportions
Question
The weight of a 11 m long iron rod is 15 kg. The weight of 5 m long of such rod will be________.
Choices
| Choice (4) | Response | |
|---|---|---|
a. | 8.5 kg | |
b. | 8 kg | |
c. | 6.5 kg | |
d. | 6.8 kg | |