(a)How much gravitational potential energy (in J) (relative to the ground on which it is built) is stored in an Egyptian pyramid, given its mass is about 4 10⁹ kg and its center of mass is 22.0 m above the surrounding ground? (Enter a number.)

(b)What is the ratio of this energy to the daily food intake of a person (1.2 10⁷ J)? (Enter your answer as a ratio to the number 1. Enter a number.)