What is the percentage of 3.5

350%

Step-by-step explanation:

First, there is a whole number in the ones place, so that number will be in the hundreds place of your percent. Then to find the percent of 0.5 you put the decimal part over 10:

5/10 = 1/2 = 50%

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!