Please help it a exam question i need help

How can (square root of 25) ^2 be rewritten?

Jake bakes and sell apple pies. he sells each pie for $5.75 . the materials to make the pies cost $40. the boxes jake puts the pies in cost & 12.50 total. how many pies does jake need to sell to earn a profit of $50

Which is the graph of this function 3 square root of x plus one if