Question
India’s rank has been improved in Global
Innovation Index 2020 to 48th rank from _____ in 2019.Solution
The correct answer is B
Average of present age of A and C is 29 years and C is 8 years younger than B. Ratio of present age of A to present age of B is 6:5. Find present age of B.
Sum of the present ages of A, B, C and D is 55 years. After 5 years ratio of their ages is 5:4:3:3. What is C’s present age?
The present ages of A and B are in the ratio 7:9. After 8 years, their ages will be in the ratio 9:11. What is A's present age?
- Five years ago, the ratio of ages of 'A' and 'B' was 4:5. Seven years from now, their age ratio will be 5:6. Find the present age of 'Y' who is 6 years you...
The edge length of a regular tetrahedron is 10 cm. What is its volume?
The present age of A is 7/5 times to that of his marriage age. Present age of his brother is 1/2nd of his present age. If A was married 20 years ago the...
Father’s age : Son’s age = 5 : 2. After 12 years, ratio becomes 7 : 4. Find present ages.
The ratio of the ages of Pari and Qureshi is 5:9. If the ratio of the age of Pari after 3 years and the age of Qureshi after 9 years is 1:2, then find t...
A school has 8 teachers and 4 administrators. The average age of the teachers is 40 years, and the average age of the administrators is 55 years. After ...
The ratio of age of ‘B’ after 5 years from now and age of ‘C’ 4 years ago from now is 7:4, respectively. The present age of ‘C’ is 50% of th...
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