Which of the following represents the amount a customer pays including the tip of 15% if the bill was dollars? Select all that apply.

b+0.15b,     1.15b,           b+ 15/100b

Step-by-step explanation:

i did the test and then it gave me the answer at he end ur welcome

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

113.1

step-by-step explanation:

v=4

3πr3=4

3·π·33≈113.09734