Plz simplify. 3/5+(−1/4)/7/10 enter your answer, in simplest form, in the boxes.

For what values of b will f(x)= logbx be a decreasing function? (16 )

Find the x-intercepts of the parabola withvertex (1,1) and y-intercept (0,-3).write your answer in this form: (x1,if necessary, round to the nearest hundredth.

Suppose your school costs for this term were $4900 and financial aid covered 3/4 of that amount. how much did financial aid cover? and how much do you still have to pay?