Question

if 11 and 9 is equal to 40, 15 and 7 is equal to 176, 25 21 is equals to "?"

​

Answer 1

Question:-

• if 11 and 9 is equal to 40, 15 and 7 is equal to 176 25 and 21 is equals to "?"

Given:-

• 11 and 9=40
• 15 and 7=176
• 25 and 21=?

Solution:-

• At first we have to find the logic to solve

Logic used:-

• we have to find the square of both Number than we have to subtract each other

Now, solving

11 and 9=40

• 11²-9²
• 121-81
• 40

15 and 7=176

• 15²-7²
• 225-49
• 176

Similarly, used same logic here

25 and 21=?

• 25²-21²
• 625-441
• 184

Hence,

The final answer of 25 and 21 is 184

Answer 2

Solution:-

Given , that

• 11 and 9=40
• 11²-9²
• 121-81=40

15and 7=176

• 15²-7²
• 225-49
• 176

25 and 21 =?

• 25²-21²
• 625-441
• 184

Therefore, 25 and 21=184