Post Your Answer
Post Your Answer
Post Your Answer
Post Your Answer
Post Your Answer
State 'T' for true and 'F' for false and select the CORRECT option.
(i) A prime number cannot have 0, 2, 4, 5, 6 and 8 at its ones place except 2.
(ii) Two numbers are called co-primes, if their L.C.M. is 1.
(iii) If X is a factor of Y and Y is a factor of Z, then X is also a factor of Z.
(iv) 4 is the smallest composite number.
| (i) | (ii) | (iii) | (iv) | |
|---|---|---|---|---|
| A | T | T | F | T |
| B | F | F | T | T |
| C | T | F | T | T |
| D | T | F | T | F |
B
Ans 1:
Class : Class 3
The first statement is false because it should be stated except 2 and 5 in the second part of the sentence, since 5 is also a prime number.
to get 1?