1) 10 yrs ago, P was half of Q age. If the ratio of their present age 3:4. What will be total of their present age?
Solution:
past... P:q 1:2
10years after
the present age of p:q 3:4
1 : 2
3 : 4 ( difference of 1&3 and 2&4 is 2)
2 => 10
(3+4=7) 7 => x
X= (7×10) ÷2
= 35 yrs
P+q= 35 years