12. PLAYING WITH NUMBERS
12. PLAYING WITH NUMBERS

289771 The smallest fraction which should be subtracted from the sum of \(1\frac{3}{4},2\frac{1}{2},5\frac{7}{12},3\frac{1}{3}\) and \(2\frac{1}{4}\) to make the result a whole number, is _______.

1 \(\frac{5}{12}\)
2 \(\frac{7}{12}\)
3 \(\frac{1}{2}\)
4 \(7\)
12. PLAYING WITH NUMBERS

289774 Directions: In the following questions, the Assertions (A) and Reason(s) (R) have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion (A): Prime numbers less than 15 are 2, 3, 5, 7, 11 and 13.
Reason (R): The numbers other than 1 whose only factors are 1 and the number itself are called Prime numbers

1 Both A and R are true and R is the correct explanation of A
2 Both A and R are true but R is not the correct explanation of A
3 A is true but R is false
4 A is false but R is true
12. PLAYING WITH NUMBERS

289779 Mark \((\checkmark)\) against the correct answer in the following:
The greatest number which divides 134 and 167 leaving 2 as remainder in each case is:

1 14
2 17
3 19
4 33
12. PLAYING WITH NUMBERS

289780 A 300 metre long train crosses a platform in 39 seconds while it crosses a signal pole in 18 seconds. What is the length of the platform?

1 250m
2 300m
3 350m
4 120m
12. PLAYING WITH NUMBERS

289771 The smallest fraction which should be subtracted from the sum of \(1\frac{3}{4},2\frac{1}{2},5\frac{7}{12},3\frac{1}{3}\) and \(2\frac{1}{4}\) to make the result a whole number, is _______.

1 \(\frac{5}{12}\)
2 \(\frac{7}{12}\)
3 \(\frac{1}{2}\)
4 \(7\)
12. PLAYING WITH NUMBERS

289774 Directions: In the following questions, the Assertions (A) and Reason(s) (R) have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion (A): Prime numbers less than 15 are 2, 3, 5, 7, 11 and 13.
Reason (R): The numbers other than 1 whose only factors are 1 and the number itself are called Prime numbers

1 Both A and R are true and R is the correct explanation of A
2 Both A and R are true but R is not the correct explanation of A
3 A is true but R is false
4 A is false but R is true
12. PLAYING WITH NUMBERS

289779 Mark \((\checkmark)\) against the correct answer in the following:
The greatest number which divides 134 and 167 leaving 2 as remainder in each case is:

1 14
2 17
3 19
4 33
12. PLAYING WITH NUMBERS

289780 A 300 metre long train crosses a platform in 39 seconds while it crosses a signal pole in 18 seconds. What is the length of the platform?

1 250m
2 300m
3 350m
4 120m
12. PLAYING WITH NUMBERS

289771 The smallest fraction which should be subtracted from the sum of \(1\frac{3}{4},2\frac{1}{2},5\frac{7}{12},3\frac{1}{3}\) and \(2\frac{1}{4}\) to make the result a whole number, is _______.

1 \(\frac{5}{12}\)
2 \(\frac{7}{12}\)
3 \(\frac{1}{2}\)
4 \(7\)
12. PLAYING WITH NUMBERS

289774 Directions: In the following questions, the Assertions (A) and Reason(s) (R) have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion (A): Prime numbers less than 15 are 2, 3, 5, 7, 11 and 13.
Reason (R): The numbers other than 1 whose only factors are 1 and the number itself are called Prime numbers

1 Both A and R are true and R is the correct explanation of A
2 Both A and R are true but R is not the correct explanation of A
3 A is true but R is false
4 A is false but R is true
12. PLAYING WITH NUMBERS

289779 Mark \((\checkmark)\) against the correct answer in the following:
The greatest number which divides 134 and 167 leaving 2 as remainder in each case is:

1 14
2 17
3 19
4 33
12. PLAYING WITH NUMBERS

289780 A 300 metre long train crosses a platform in 39 seconds while it crosses a signal pole in 18 seconds. What is the length of the platform?

1 250m
2 300m
3 350m
4 120m
12. PLAYING WITH NUMBERS

289771 The smallest fraction which should be subtracted from the sum of \(1\frac{3}{4},2\frac{1}{2},5\frac{7}{12},3\frac{1}{3}\) and \(2\frac{1}{4}\) to make the result a whole number, is _______.

1 \(\frac{5}{12}\)
2 \(\frac{7}{12}\)
3 \(\frac{1}{2}\)
4 \(7\)
12. PLAYING WITH NUMBERS

289774 Directions: In the following questions, the Assertions (A) and Reason(s) (R) have been put forward. Read both the statements carefully and choose the correct alternative from the following:
Assertion (A): Prime numbers less than 15 are 2, 3, 5, 7, 11 and 13.
Reason (R): The numbers other than 1 whose only factors are 1 and the number itself are called Prime numbers

1 Both A and R are true and R is the correct explanation of A
2 Both A and R are true but R is not the correct explanation of A
3 A is true but R is false
4 A is false but R is true
12. PLAYING WITH NUMBERS

289779 Mark \((\checkmark)\) against the correct answer in the following:
The greatest number which divides 134 and 167 leaving 2 as remainder in each case is:

1 14
2 17
3 19
4 33
12. PLAYING WITH NUMBERS

289780 A 300 metre long train crosses a platform in 39 seconds while it crosses a signal pole in 18 seconds. What is the length of the platform?

1 250m
2 300m
3 350m
4 120m