Chapter 6 Number Play - Part 5

In the multiplication: 2 A * A = 1 A 4... wait, if 2 A * A = AB, find A if 2A * A = 144?

Type: MCQ • Marks: 1
In the multiplication: 2 A * A = 1 A 4... wait, if 2 A * A = AB, find A if 2A * A = 144?
Options
A. A = 6
B. A = 2
C. A = 8
D. A = 4
Explanation
If A = 6: 26 * 6 = 156. If 24 * 6 = 144? Wait, 24 * 6 = 144. So 2A * 6 = 144 => A=4? 24 * 6 = 144 (here multiplier is 6). If 26*6=156. For 24*6=144.
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Class 7th Ganita Prakash 1

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