Question
The smallest value of n, for which 2n + 1, is not a prime number, is
More No. System Questions
- A two-digit number has a sum of its digits equal to 12. Additionally, if 45 is subtracted from this number, the resulting number has its digits reversed. W...
- There are three numbers 'a', 'b' and 'c' (a < b < c) such that 'b' is equal to the average of 'a' and 'c'. 70% of 'c' is equal to 'a' and the difference be...
- The sum of the digits of a two-digit number is 12, and the tens digit is twice the units digit. Determine the HCF of this number and the number formed by r...
- What is the unit digit of (217)413 × (819)547 × (414)624 × (342)812?
- Determine the smallest four-digit number that is evenly divisible by 12, 22, and 42.
- What is the number of divisors of 360?
- Aakriti’s present age is 5 times of Poonam’s age. The sum of the present ages of Aakriti, Poonam and Aakriti’s father is 86 yrs. Aakriti’s father’s present...
- In a school, girls constitute 45% of the total strength of the school. Out of total number of students, 20% students were selected for annual sports compet...
- 28% of a certain number is added to 82% of the same number, resulting in 125% of 484. If 150 is subtracted from this number, what is 35% of the resulting v...
- Some pens were distributed among (2x + 6) students such that each student received 9 pens. If there had been 6 students more, then pens received by each st...
Relevant for Exams:
Hey! Ask a query
Please enter email id
The email must be a valid email address.
Please enter Mobile Number
Please enter valid Mobile Number
Please enter your Doubt
