The first National Youth Games was held in Fuzhou from October 18th to 27th, 2015. Tongle Toys purchased a batch of "Rongrong" toys, the mascot of the Youth Games, and sold 1/5 of the total in the first week. ), (3/8) of the total number sold in the second week, and 35 more were sold in the second week than in the first week. How many "Rongrong" toys did Tongle Toys buy?
第一届全国青年运动会于2015年10月18日-27日在福州举行，童乐玩具店购进一批青运会吉祥物"榕榕"玩具，第一周卖出总数的(1/5)，第二周卖出总数的(3/8)，第二周比第一周多卖出35个．童乐玩具店购进多少个"榕榕"玩具？
<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">(3/8) - (1/5)</gadget>
<output>7/40 = around 0.175</output>

<gadget id="calculator">35 / (7/40)</gadget>
<output>200</output>

<result>200</result>