Question
Which command is used to display the contents of a file
in a Unix/Linux system?Solution
cat.
B is 2 years older than A and A is 5 years older than C. If the sum of the age of A and C is 25 years, then find the sum of the ages of all three.
Three years ago, the ratio of ages of ‘Ravi’ and his sister was 3:4. Three years from now, the ratio of ages of Ravi and his mother will be 2:5. In ...
The average of present ages of 'Emily', 'Frank', and 'George' is 25 years. Four years ago, the average of ages of 'Frank', 'George', and 'Harry' was 18 ...
A student multiplied a number by 4/5 instead of 5/4. What is the percentage error in the calculation.
Five years ago, the ratio of the ages of A and B was 2:3. After 5 years, the ratio of their ages will be 4:5. What are their present ages?
A is 8 years older than B who is four times as old as C. The total sum of the ages of A, B and C is 35. How old is B?
4 years ago, the ratio of the ages of A and B was 2:3 and after 4 years it will become 4:5. Find their present ages.
In a classroom there are 14 boys and 11 girls. Average age of each boy and each girl is 21 years and 15 years respectively. The sum of ages of all the b...
A’s age is the sixth part of his father’s age. After 10 years, the age of A’s father will be twice the age of B. If B’s 4th birt...
Present age of ‘A’ is 25% more than that of ‘B’. If 16 years hence from now, ‘B’ will be 9 years younger than ‘A’, then find the sum of ...
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