a baker baked some muffins and brownies for sale.45% of the pastries were muffins. After selling a equal amount of muffins and brownies, 40% of the pastries were left. He had 30 more brownies than muffins. How much muffins did he sell?

What are the main functions of the human skeleton? a exchange of gases b support and movement c sensing the environment d digestion and excretion

Is made of materials that are poor conductors, such as glass, plastic, or rubber. they are used in an attempt to keep an electrical current within safe boundaries. for example, the plastic coating on an electrical wire is and is designed to keep the electricity in the wire

What is a characteristic that all songbirds share in florida?