At Brian‘s bookshelf 0.3 of the shelves hold mysteries 25% of the shelves whole travel books and seven out of 20 of the shelves hold store explain how you arrived at your answer

b

step-by-step explanation:

the word superfluous means unnecessary

you can first factor out the n to get n(1+5). we know that 1+5 is 6, so we just have 6n.

this is the formula: v = the value of investment at the end of the time period

p = the principal amount (the initial amount invested)

r = the annual interest rate

n = the annual frequency of compounding (how many times a year interest is added)

t = the number of years the money is invested

^ means raise to the power of