div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=documentolympiad-challenges-solutions-2-a-girl-bought-a-dog-for-10-sold-it-for-15htmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: Olympiad – Challenges Solutions · PDF fileOlympiad 2 A girl bought a dog for $10 sold it for $15 bought it back for $20 and finally sold it for $25 Did the girl make or lose loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader034fdocumentsnetreader034viewer20220424225a81e0697f8b9a682c8d8903html5thumbnails1jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imageimg data-url=documentolympiad-challenges-solutions-2-a-girl-bought-a-dog-for-10-sold-it-for-15htmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: Olympiad – Challenges Solutions · PDF fileOlympiad 2 A girl bought a dog for $10 sold it for $15 bought it back for $20 and finally sold it for $25 Did the girl make or lose loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader034fdocumentsnetreader034viewer20220424225a81e0697f8b9a682c8d8903html5thumbnails2jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imageimg data-url=documentolympiad-challenges-solutions-2-a-girl-bought-a-dog-for-10-sold-it-for-15htmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: Olympiad – Challenges Solutions · PDF fileOlympiad 2 A girl bought a dog for $10 sold it for $15 bought it back for $20 and finally sold it for $25 Did the girl make or lose loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII=...