The ratio of the number of boys to girls in Class 1 is 5:4. It is known that there are 5 more boys than girls. How many people are there in the sixth grade class?
六一班男、女生人数的比是5：4，已知男生比女生多5人，六年级一班共有多少人？
<gadget id="calculator">5 - 4</gadget>
<output>1</output>

<gadget id="calculator">5 / 1</gadget>
<output>5</output>

<gadget id="calculator">4 + 5</gadget>
<output>9</output>

<gadget id="calculator">5 * 9</gadget>
<output>45</output>

<result>45</result>