যদি 7 × 6 = 2824, 2 × 3 = 812, হয় তবে 4 × 5 =?


A 2016 

B 1620 

C 1016 

D 1610

Solution

Correct Answer: Option B

এখানে,
7 × 4 = 28, 6 × 4 = 28, ∴ 7 × 6 = 2824
2 × 4 = 8, 3 × 4 = 12, ∴ 2 × 3 = 812

একইভাবে,
4 × 4 = 16, 5 × 4 = 20, ∴ 4 × 5 = 1620

Practice More Questions on Our App!

Download our app for free and access thousands of MCQ questions with detailed solutions