Answer:
The son is now 20. The father is now 60
Step-by-step explanation:
The son was 10, ten years ago. Five times that was 50 years, the age of the father. Now they have both aged 10 years, and the son is 20 and the father is 60. Add them together, and it makes 80.
CAN EXPLAIN FURTHER
appreciate brainliest but it doesn't matter
Area abc def cuase its 126-72+28=82 so abc def
The formula for the triangular sequence is Xn=n(n+1)/2
So X25=25(25+1)/2=325
One 10 80 in 10 Is your answer for that question