Ms. Jones mowed 1/4 of her lawn. Her son mowed 3/7 of it. Who mowed most of the lawn? How much of the lawn still needs to be mowed?

Pranav and molly are selling pies for a school fundraiser. customers can buy blueberry pies and pumpkin pies. pranav sold 6 blueberry pies and 4 pumpkin pies for a total of $106. molly sold 6 blueberry pies and 3 pumpkin pies for a total of $90. find the cost of each of one blueberry pie and one pumpkin pie