Question
5 ? 205 823 7405
29623 What should come in place of the question mark (?) in the following number series?Solution
5 × 4 + 3 = 23 23 × 9 - 2 = 205 205 × 4 + 3 = 823 823 × 9 - 2 = 7405 7405 × 4 + 3 = 29623
If the third proportion of 8 and 16 is “0.5k”, then find the value of (k − 4) : (k + 14).
6 years ago ratio of the ages of the two persons A and B was 5:3. 3 years hence the ratio of their ages will be 4:3. Find the present age of B.
The total number of students in a school is 36580. If the ratio of boys to the girls in the school is 55:63 respectively, then find the total number of ...
If the ratio of A to B is 6:11, and the expression (8B - 3A) equals to 210, find the value of (3A + 2B).
The ratio of the monthly incomes of Dinesh, Nikhil and Rohan is 64:73:81. If Dinesh’s monthly income is 10,496, then find Rohan’s annual inc...
If the third proportion of 14 and 28 is “0.5k”, then find the value of (k − 10) : (k + 8).
In a class of 236 students, 136 are girls and remaining are boys. Among boys, the ratio of number of boys who are wearing caps to those who are not wear...
- If ‘A’, ‘B’ and ‘C’ are in proportion in the given order while ‘A’ = 10 and ‘B’ = 50, then find the value of ‘C’.
In the comparison between Colleges P and Q, the student ratio is 6:5, and in the relation between Colleges R and P, the ratio is 13:10. Additionally, th...
If x runs are second by Rohit, y runs by Shreyas and z runs by Virat, then x : y = y : z = 5:4. If total number of runs scored by Rohit, Shreyas and Vir...
Relevant for Exams:
