Q. निम्नलिखित संख्या श्रेणी में प्रश्नचिन्ह (?) के स्थान पर क्या आएगा ?
7, 35, 175, 875, 4375, ?
7, 35, 175, 875, 4375, ?
✅ Correct Answer: (B)
21875
Explanation: 7 × 5 =35,
35 × 5 =175,
175 × 5 =875,
875 × 5 = 4375,
अतः 4375 × 5 = ?
∴ ?= 21875
Explanation by: Tina Singh
7 × 5 =35,
35 × 5 =175,
175 × 5 =875,
875 × 5 = 4375,
अतः 4375 × 5 = ?
∴ ?= 21875
35 × 5 =175,
175 × 5 =875,
875 × 5 = 4375,
अतः 4375 × 5 = ?
∴ ?= 21875