PL HeLPPP ASAP Baka barrows 3000 to buy a piano. the simple interest owned at the end of 2yrs is 540. what's the annual interest rate on bakas loan for the piano
a. 4.5%
b. 9%
c. 11.11%
d. 18%

the law of definite proportions states samples of a compound will always contain the same proportion of elements by mass. in other words, a given compound will always contain the same elements in the same proportions by mass.the law of multiple proportions states when two elements combine with each other to form more than one compound, then the weights of one element that combine with a fixed weight of the other are in a ratio of small whole numbers.

Iknow one of the answers is a and maybe b but not 100% sure about b