Buying cash just mathematically doesn't make sense when 30Y *fixed* rate available.

I work full-time as a server/food runner, and I am pursuing my Mathematics bachelor's degree at NJIT.

And people thinking the way you move financially should be strictly mathematically logical and completely disregarding behavioral tendencies.

As a recent college grad, here is what I say: I graduated HS as a valedictorian, got a full ride, tutored and was a teacher's assistant for multiple subjects, and finished my degree with a 3.9 GPA in Econ with a minor in mathematics.

The amount of trillions needed for any 1 entity to obtain a market monopoly is just bizonkers, and mathematically impossible.

The hard part about REI is adapting to the curveballs.There are lots of ways to have success in real estate and the right way isn't necessarily the one that works out best mathematically. 

While mathematically correct, the result is invalid.

Mathematically, he is bringing 70+10 / 200 and you are bringing 30+90 / 200, which puts him at 40% ownership and you at 60%.

Market crash is NOT, N - O - T happening, not on horizon, not in forecast, not in mathematical realm of potential UNLESS you can kill off 32+ million Americans tomorrow or get Harry Potter to wizard up 4/5million new units tomorrow. 

I've seen some of the numbers from real estate organizations and mathematically the numbers they present are not possible.