Brett and Greg each want to run for president of their school’s student body Council. in order to do so, they must collect a cer
tain number of signatures and get a nomination. So far, Brett has 10 signatures, and Greg has 20. Brett is collecting signatures at an average rate of five per day, whereas Greg is averaging three signatures every day. Assuming that their rate of collection stays the same, eventually the two will have collected the same number of signatures. How many signatures will they both have?
. It’s because a prime factor of all even numbers is 2. Therefore the prime factors of all even squares includes two, therefore, the square must be even.
