find √? / 20 = 4?	Choices:
A) 76	B) 6400	C) 304	D) 1296	E) none
<gadget id="calculator">4 * 20</gadget>
<output>80</output>

<gadget id="calculator">80 ** 2</gadget>
<output>6_400</output>

<result>B</result>
find √? / 20 = 4?
power(multiply(4, 20), const_2)
"answer let √ n / 20 = 4 then √ n = 20 x 4 = 80 ∴ n = 80 x 80 = 6400 . correct option : b"