The sum of the digits of a two digit number is 12. If the number is decreased by 18, its digits get reversed. The number is

1. 48

2. 84

3. 57

4. 75

Aruna has only ₹1 and ₹2 coins with her. If the total number of coins that she has is 50 and the amount of the money with her is ₹75, then the number of ₹1 and ₹2 coins are respectively

1. 35 and 15

2. 35 and 20

3. 15 and 75

4. 25 and 25

Father's age is six times his son's age. Four years hence, the age of the father will be four times his son's age. The present age in years of the son and the father are, respectively,

1. 4 and 24

2. 5 and 30

3. 6 and 36

4. 3 and 24

Consider the following two statements:

Statement 1: A husband is 2 years older than his wife, and sum of their ages is 52 years. Then the wife is 25 years old.

Statement 2: A father is twice as old as his daughter, and difference of their ages is 26 years. Then the father is 50 years old.

Which of the following is valid?

1. Both the statements are true.

2. Both the statements are false.

3. Statement 1 is true, and Statement 2 is false.

4. Statement 1 is false, and Statement 2 is true.