If in triangle ABC, DE ∥ BC and AD/DB = 1/2, and AE = 5 cm, then EC is:
Show answer & explanation
Correct answer: C
Explanation
Given:
DE ∥ BC
AD / DB = 1/2
AE = 5 cm
DE ∥ BC,
So AD / DB = AE / EC
AD / DB = AE / EC
1/2 = 5 / EC
EC = 5 × 2 = 10 cm
SSC CGL - 26 Sep 2025 - Shift 3 • Quantitative Aptitude • Q71
If in triangle ABC, DE ∥ BC and AD/DB = 1/2, and AE = 5 cm, then EC is:
Correct answer: C
Explanation
Given:
DE ∥ BC
AD / DB = 1/2
AE = 5 cm
DE ∥ BC,
So AD / DB = AE / EC
AD / DB = AE / EC
1/2 = 5 / EC
EC = 5 × 2 = 10 cm