How many km/hr is 28 feet per minute

.512 km/hr

Step-by-step explanation:

28 ft/min * 60 = 1680 ft/hr

km = 3281 ft

1680/3281 = .512 km/hr

the answer is c

hope this !

let x be the money she spent so that she can earn the free t-shirt.

since, she already spent $112.49

⇒

also, as per the statement: jennifer must spend $250 or more in order to qualify for a free t-shirt at the store.

then,

we have an inequality i.,e

subtract 112.49 from both sides we get;

therefore, $137. 51 more money does jennifer need to spend so that she can earn the free t-shirt