IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 751 - 757 of 1042
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Question 751
Question
MCQ▾If divided by 13 leaves a remainder of 11, and divided by 17 leaves a remainder of 9, then the one’s digit of N can be ________.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 3 | |
| b. | 4 | |
| c. | 7 | |
| d. | 9 | |
Question 752
Question
MCQ▾A tetrahedron has 4 Faces, 6 Edges then the number of vertices (using Euler’s formula) is________.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 4 | |
| b. | 3 | |
| c. | 2 | |
| d. | 1 | |
Question 753
Question
MCQ▾The number of students watched TV for more than 7 hours is________.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 6 | |
| b. | 2 | |
| c. | 5 | |
| d. | None of the above | |
Question 754
Question
MCQ▾A 5-digit number xy978 is divisible by 9 such that x + y < 5, where x and y are digits, then possible values of (x, y) are________.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | (2,1), (0,3) and (1,2) | |
| b. | (1,2), (0,3) and (2,1) | |
| c. | (1,2), (3,0) and (2,1) | |
| d. | None of the above | |
Question 755
Question
MCQ▾If is divided by 5 leaves a remainder of 1, then one’s digit of must be________.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Either 1 or 2 | |
| b. | Either 1 or 6 | |
| c. | Either 4 or 5 | |
| d. | Question does not provide sufficient data or is vague | |
Question 756
Question 757
Question
MCQ▾68790 is divisible by________.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 4 | |
| b. | 3 | |
| c. | 5 | |
| d. | Both b. and c. are correct | |