Question
A two-digit number has a digit-sum of 9. Subtracting 27 from it gives the number with digits reversed. What is the number?
More No. System Questions
- Find the sum of all the numbers between 3000 and 14000, which are divisible by 25, 30 and 40.
- S1 is a series of 5 consecutive multiples of 3 and S2 is a series of 4 consecutive multiples of 8. If the ratio of 3rd to 2nd terms in S1 is 6:5 and in S2 ...
- Sum of first 20 odd natural numbers is (10m + 200), whereas sum of first 24 even natural numbers is (10n + 200). 'p' is the number of factors of (mn - 336)...
- When the digits of a two-digit number are interchanged, the new number becomes 11 more than 120% of the original number. If the sum of the digits is 8, fin...
- The sum of the exponents of the prime factors in the prime factorization of 108 is
- Two friends received a bonus of ₹3,000 each in their bank accounts. They already have ₹47,000 and ₹57,000 in their respective bank accounts. The ratio of t...
- If the first term of a geometric progression (GP) is 12 and the common ratio is 4, then find the sum of its 4 terms.
- Arvind's age after 19 years will be 67 years. Ravi is 4 years older than Arvind. The ratio of present ages of Samar and Ravi is 9:13. Find the age of Samar...
- The average of five consecutive prime numbers is 11. Find the third number.
- In a class of 720 students, the ratio of boys to girls is 3:2. Additionally, among the boys, the ratio of those who participated in dancing to those who pa...
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
