Facebook Brand awareness Help please

Hey, how much money approximately do you need to spend on fb ads aim brand awareness to make 100,000 people remember your brand I mean, how many times you have to show your ad to 100,000 people so they will know who are you? 3-4 times?

it depends of the audience. You need to make a small test with a small amounts and see how it goes. But to reach 100k no need to spend a lots