I ready from the set {1,2,3,4,5}, which values make the inequality {4,5} {1,2,3} {3,4,5} {1,2}

Eric has challenged himself to walk 24,000 steps in 4 days. if eric walks the same number of steps each day, which function represents the number of steps eric still needs to walk to reach his goal with respect to the number of days since he started his challenge? a. y = 8,000x − 24,000 b. y = -8,000x + 24,000 c. y = 6,000x − 24,000 d. y = -6,000x + 24,000

Iknow its nothing to do with education, but what type of thing should i wrote here? ? : ) its for mcdonald's btw.

8) during a clearance sale, a keyboard that normally sells for $49.99 is discounted for $34.99. what is the percent discount?