IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 840 - 846 of 930
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Question 840
Question 841
Question MCQ▾
The median of the observation 2, 1, 12, 29, 25, 12,10, 4,5 is ________
Choices
Choice (4) | Response | |
---|---|---|
a. | 15 | |
b. | 12 | |
c. | 10 | |
d. | 25 |
Question 842
Question MCQ▾
A man purchased two clocks P and Q at a total cost ₹ 800. He sells P at profit and Q at a loss of and gets the same selling price for both the clocks. What are the purchasing prices of P and Q respectively?
Choices
Choice (4) | Response | |
---|---|---|
a. | ₹ 275, ₹ 425 | |
b. | ₹ 266.67, ₹ 533.33 | |
c. | ₹ 250.65, ₹ 200.22 | |
d. | ₹ 360, ₹ 850 |
Question 843
Question MCQ▾
The mean of 24 observations is 35. If the mean of the first 12 observations is 31 and that of the last 12 observations is 38, then the 12th observation is ________
Choices
Choice (4) | Response | |
---|---|---|
a. | 15 | |
b. | 11 | |
c. | 14 | |
d. | 12 |
Question 844
Question MCQ▾
Choose the correct alternative that will continue the same pattern. 6, 11, 21,36, 56, (…)
Choices
Choice (4) | Response | |
---|---|---|
a. | 91 | |
b. | 42 | |
c. | 81 | |
d. | 51 |
Question 845
Question MCQ▾
Which equation satisfies the data in the table?
X | 3 | 5 | 7 | 9 |
Y | 2 | 4 | 6 | 8 |
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |