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Elon Musk cofounded the electronic payment firm PayPal, and in 2002 he founded SpaceX, a company that makes rockets and spacecraft. He was a major early funder of Tesla, which makes electric cars and batteries, and became its chief executive officer in 2008. He cofounded Neuralink, a neurotechnology company, in 2016.
A’s age is the fifth part of his father’s age. After 7 years, the age of A’s father will be twice the age of B. If B’s 6th birth...
The sum of ages of organization members (including clerk and managers) is 380 years. The total ages of clerks and managers are in the ratio 1:3 and the ...
The average ages of A, B and C is 20% more than the average ages of A and B. 10years hence from now, the ratio of the ages of A and C will be 3:5, respe...
The total age of A, B and C five years hence will be 84 years. Find the age of C three years hence, if the present age of A and B is 34 years and 23 yea...
The current ages of individuals 'A', 'B', and 'C' are in the proportion 7:2:3. Eight years prior, the average age of the three was 28 years. Determine t...
A is younger than B by 4 years. If the ratio of A and B ages is 9:10 respectively, then find the age of A.
The ratio of A and B present age is 9:4. The product of their ages is 3600. What will be the ratio of their ages after 5 years?
Difference of ages of father and son is 24 years. Two years back age of father was twice the son's present age.
What is father's age now?
The present average age of ‘X’ and ‘Y’ is 45 years, present average age of ‘X’ and ‘Z’ is 32 years and present average age of ‘Y’ an...
