IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 704 - 711 of 1042
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Question 704
Question
MCQ▾If a 3-digit number ‘abc’ is divisible by 11, then________.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | is a multiple of 11 | |
| b. | is a multiple of 11 | |
| c. | is a multiple of 11 | |
| d. | is a multiple of 11 | |
Question 705
Question
MCQ▾A 3 digit number ‘cba’ is divisible by 9 if________.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 2a + b + c is divisible by 9 | |
| b. | a + b + 2c is divisible by 9 | |
| c. | a + b + c is divisible by 9 | |
| d. | a + 2b + c is divisible by 9 | |
Question 706
Question
MCQ▾If is divisible by 9, where is a digit less than 5, then the value of is________.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 0 | |
| b. | 1 | |
| c. | 2 | |
| d. | 3 | |
Question 707
Question
MCQ▾If and there is no carry on addition, then the value of B is________.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 0 | |
| b. | 5 | |
| c. | 1 | |
| d. | 3 | |
Question 708
Question
MCQ▾If divided by 5 leaves a remainder of 4, and divided by 2 leaves a remainder of 1, then the one’s digit of N is________.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 9 | |
| b. | 4 | |
| c. | 7 | |
| d. | 3 | |
Question 709
Question
MCQ▾If is divisible by 3, where x is a digit less than 5, then the values of x are________.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 1 | |
| b. | 2 | |
| c. | 3 | |
| d. | 0 | |
Question 710
Question
MCQ▾If and there is no carry on addition, then the value of B is________.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 3 | |
| b. | 4 | |
| c. | 1 | |
| d. | 5 | |
Question 711
Question
MCQ▾The difference of the squares of two consecutive odd integer is divisible by which of the following integers?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 7 | |
| b. | 5 | |
| c. | 8 | |
| d. | 2 | |