IMO Level 1- Mathematics Olympiad (SOF) Class 6: Questions 171 - 178 of 1059
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Question 171
Question
MCQ▾2592 is divisible by
Choices
Choice (4) | Response | |
---|---|---|
a. | 8 | |
b. | 6 | |
c. | 3 | |
d. | All a., b. and c. are correct |
Question 172
Question
MCQ▾The two numbers which have only 1 as their common factor are called
Choices
Choice (4) | Response | |
---|---|---|
a. | Twin primes | |
b. | Even numbers | |
c. | Composite | |
d. | Co-primes |
Question 173
Question
MCQ▾The co-prime numbers from the following pairs, is
Choices
Choice (4) | Response | |
---|---|---|
a. | 27 and 81 | |
b. | 24 and 32 | |
c. | 45 and 16 | |
d. | 18 and 26 |
Question 174
Question
MCQ▾Product of two integers is -96. If one of the integers is -8, then the other is
Choices
Choice (4) | Response | |
---|---|---|
a. | 0 | |
b. | 15 | |
c. | 12 | |
d. | - 14 |
Question 175
Question
MCQ▾The smallest number which when divided by 4,16, 32 and 40 and leaves a remainder of 3,15, 31 and 39 respectively is
Choices
Choice (4) | Response | |
---|---|---|
a. | 147 | |
b. | 239 | |
c. | 161 | |
d. | 159 |
Question 176
Question
MCQ▾HCF of two co-prime numbers is
Choices
Choice (4) | Response | |
---|---|---|
a. | 0 | |
b. | 2 | |
c. | 1 | |
d. | Question does not provide sufficient data or is vague |
Question 177
Question
MCQ▾The integer which is 7 more than is
Choices
Choice (4) | Response | |
---|---|---|
a. | 2 | |
b. | 4 | |
c. | ||
d. | 16 |
Question 178
Question
MCQ▾When a number is divided by seven, it has a remainder of 2. When it is divided by six, it has remainder of 3. What is the number?
Choices
Choice (4) | Response | |
---|---|---|
a. | 38 | |
b. | 9 | |
c. | 16 | |
d. | 44 |