Question
Which one of the following elements is used in the
manufacture of fertilizers?Solution
The correct answer is B
The ratio of ages of A and B, 2 years ago was 5:2. The sum of present ages of A, B and C is 64 years. If present age of C is equal to sum of present age...
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At present, Naveen is six years younger than Mohit. Mohit’s age fifteen years hence will be equal to thrice that of Naveen three years ago. What w...
The edge length of a regular tetrahedron is 10 cm. What is its volume?
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Present ages of 'A' and 'B' are in the ratio 3:5, respectively. If B's age, 8 years hence from now will be 3 times of A's age, 2 years ago from now, the...
The ratio of the present ages of Naresh and Supara is 7: 3. Three years from now, the ratio of their ages will be 2 : 1. The current age of Naresh is___...
The ratio of present ages of R and Q is 5:7, respectively. The difference between the ages of R and Q is ____ years, and the rati...
Present ages of ‘A’, ‘B’ and ‘C’ are in the ratio 8:9:12, respectively. If present average age of ‘A’ and ‘C’ is 20 years, then find...
A is 3 years older than B while C is 5 years younger than B. The ratio of age of A, 6 years hence and age of B, 5 years ago is 4:3. What was age of C, 8...
