Katie's sister is four years younger than katie. their combines ages add up to 30 how old is katie?

Write the equation in logarithmic form 8^x=64

Prism m and pyramid n have the same base area and the same height. cylinder p and prism q have the same height and the same base perimeter. cone z has the same base area as cylinder y, but its height is three times the height of cylinder y. the figures and have the same volume.

Which of the following is closest to 32.9 x 7.5? a: 232 b: 259 c: 220 d: 265