Kaleigh has a collection of nickels and quarters for a total value of $4.90 if she has 42 coins total, how many quarters does she have

Find the volume of the solid generated when the region bounded by y= x and y= 4√x is revolved about the x-axis the volume of the solid is: (type an exact answer cubic units)

Tcan be concluded that % of the seniors would prefer to see more candid pictures in this year's edition of the yearbook.

Using only the digits 5, 6, 7, 8, how many different three digit numbers can be formed if no digit is repeated in a number?