Weight of one A4 sheet (assuming 80 GSM paper):Weight of one sheet=80 GSM×0.06237 m2=4.9896 grams\text{Weight of one sheet} = 80 \, \text{GSM} \times 0.06237 \, \text{m}^2 = 4.9896 \, \text{grams}Weight of one sheet=80GSM×0.06237m2=4.9896grams Number of sheets in 1 kg:Number of sheets=1000 grams4.9896 grams per sheet≈200.5\text{Number of sheets} = \frac{1000 \, \text{grams}}{4.9896 \... https://a4papersales.com/product/buy-chamex-a4-copy-paper-online/