The quotient of number A divided by number B is 14, and the remainder is 2. The sum of number A, number B, quotient and remainder is 63. What is the number of B?
甲数除以乙数商是14，余数是2，甲数、乙数、商、余数的和是63，乙数是多少？
<gadget id="calculator">63 - 2 - 14 - 2</gadget>
<output>45</output>

<gadget id="calculator">14 + 1</gadget>
<output>15</output>

<gadget id="calculator">45 / 15</gadget>
<output>3</output>

<result>3</result>