Astudent gets 86 problems on test correct and gets a grade of 98%. how many problems were on the test?

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1

If 30 lb of rice and 30 lb of potatoes cost ? $27.60? , and 20 lb of rice and 12 lb of potatoes cost ? $15.04? , how much will 10 lb of rice and 50 lb of potatoes? cost?

Find the missing dimension! need asap! tiny square is a =3025 in ²