 
<translate> Melissa ta yi 30 x 4 = muffins 120. Tare, Melissa da Sasha sun yi muffins 30 + 120 = 150. Tiffany ya yi 150 / 2 = 75 muffins. Gabaɗaya, sun yi muffins 150 + 75 = 225. Sun ba da gudummawar $ 225 x $ 4 = $ 900 ga mai ba da gudummawa. <eng> Melissa made 30 x 4 = 120 muffins. Together, Melissa and Sasha made 30 + 120 = 150 muffins. Tiffany made 150 / 2 = 75 muffins. Altogether, they made 150 + 75 = 225 muffins. They contributed 225 x $4 = $900 to the fundraiser. 