I think the answer is
42.5
not sure but hope this helps
Answer:
14mm×20mm=280mm²
14mm×12mm/2=84mm²
3.14×10²mm=314mm²
280m²+84mm²+314mm²=678mm²
154-2= 152/8= 19
answer is 19
5x-10=24. X=24+10/5 =6.8 Sanjay age =6.8 Dhruv age, X/5 =6.8=34 Dhruv age = 34