It rained 18 days during the month of april. what percent of the days during the month of april did it not rain?

answer: the anser is 3

step-by-step explanation:

c- 2o is equal to 9

the answer is:

the correct option:

b.

to solve the problem, we need to remember how to operate to simplify exponential expressions using the logarithms.

we are given the equation:

then, using placing logarith with base 7 on both sides of the equation, we have:

so, rounding the obtained result to two decimal places (nearest hundreth), we have:

hence, we have that the correct option:

b.

have a nice day!