the perfect square 'y' satisfies both 2- y less than 3y -10 and y is less than 9 .find the possible values of y

Aportion of a line bounded by two points is defined as

Which is a reasonable estimate of the amount of water in a small, inflatable pool used by children?

An airplane travels at an unknown elevation before it descends 3 miles to an elevation of 15 miles. find the elevation of the plane before its descen.