How can you find the whole when you know part and the percent.

The verbal translation for the difference of m and 7 increased by 15

Acircle has a circumference of 7.850 units. what is its radius?

Suppose you are choosing a 6-digit personal access code. this code is made up of 4 digits chosen from 1 to 9, followed by 2 letters chosen from a to z. any of these digits or letters can be repeated. find the total number of personal access codes that can be formed. 492,804 341,172 39,917,124 4,435,236