Which equation correctly applies the distributive property?

a.)−3⋅(6.48)=(−3⋅6)+(−3⋅0.4)+(−3⋅0. 08)
b.)2.4⋅(−3.4)⋅(−1.25)=−3.4⋅2.4⋅(−1. 25)
c.) −2.5⋅(4⋅3.67)=(−2.5⋅4)⋅3.67
⋅3.5)+(42⋅1.3)+(42⋅5.2)=42+(3.5+1.3 +5.2)

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

Mariah is randomly choosing three books to read from the following: 5 mysteries, 7 biographies, and 8 science fiction novels. which of these statements are true? check all that apply. there are 20c3 possible ways to choose three books to read. there are 5c3 possible ways to choose three mysteries to read. there are 15c3 possible ways to choose three books that are not all mysteries. the probability that mariah will choose 3 mysteries can be expressed as . the probability that mariah will not choose all mysteries can be expressed as 1 −

Charlie is at an amusement park that has 18 different rides. each ride costs $1.75. the function c(r) = 1.75r represents the total amount of money that charlie will spend if he goes on r rides, but he never goes on the same one more than once. what domain and range are reasonable for the function?