 
<translate> A cikin mako guda, kowane sashe ya tattara 280 / 2 = kilogiram 140 na jaridu. Saboda haka, a cikin makonni uku, wani sashe ya tattara 140 x 3 = kilo 420. Don haka, sassan guda huɗu sun tattara duka 420 x 4 = 1680 kilos. Saboda haka, burin su shine tattara 1680 + 320 = 2000 kilogiram na jaridar. Amsar ƙarshe ita ce: 2000. <eng> In a week, each section collected 280 / 2 = 140 kilos of newspapers. So, in three weeks, one section collected 140 x 3 = 420 kilos. So, the four sections collected a total of 420 x 4 = 1680 kilos. Hence, their target is to collect 1680 + 320 = 2000 kilos of the newspaper. The final answer: 2000. 