It is known that the ones digit of a two-digit number is 5, and the number in the tens digit is 2 less than the ones digit. What is the 7 times of this two-digit number?
已知一个两位数的个位是5，十位上的数比个位少2，这个两位数的7倍是多少．
<gadget id="calculator">35 * 7</gadget>
<output>245</output>

<result>245</result>