Aman is planning for college and takes a standardized test. while registering for the​ test, he is allowed to select two schools to which his scores will be sent at no cost. if there are 11 colleges he is​ considering, how many different ways could he fill out the score report​ form?

The total number of ways he fill out the score report​ form is 55.

Step-by-step explanation:

Consider the provided information.

There are 11 colleges he is​ considering, he is allowed to select 2 schools to which his scores will be sent at no cost.

Out of 11 colleges he can only select 2 schools that means order doesn't matter.

According to the definition of combination:

Substitute n = 11 and r = 2 in above formula

Therefore, the number of possible ways are:

Hence, the total number of ways he fill out the score report​ form is 55.

reduce the friction between its moving parts

step-by-step explanation:

in fact, by reducing the friction between the moving parts of the machine, it is possible to reduce the energy wasted due to this friction; therefore, more input energy is converted into useful work, and this will improve the efficiency of the machine.

then say something, tell them they won’t respect you if you don’t even have respect for your self sweetheart you need to lay it on them, all of it : )