D=RT
313.5=R4
divide by four
313.5/4=78.375
Therefore the answer is B
It equals 5.25 or 5 1/4 :)
Answer:
as the situation shows the formula

so the value of K is 1
100%=orignal
increase by 30%
100%+30%=130%
the nwe amount is 130% of old amount
aka old times 1.3=new amount
Answer:
my answer is A, C, and D...................