Need answers ASAP thank you

An appliance store sells lamps at $95.00 for two. a department store sells similar lamps at 5 for $250.00. which store sells at a better rate

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9

The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the discount percent and gain percent. only a brainlest can solve it i will mark you brainlest