railway RRB Technician Grade 3 Mock Test 2024 Quantitative Aptitude Geometry Triangles, Congruence and Similarity
D and E are points on the sides AB and AC respectively of ΔABC such that DE is parallel to BC, CD and BE intersect each other at F. If the ratio of the areas of ΔDEF : ΔCBF = 16 : 81, Find AD : DB?
1
4 : 5
2
6 : 5
3
4 : 7
4
2 : 9