Please help me with this math Quiz please what is the mean of this 1000 + 10000 + ? = ?

use your head only and wait for me to say go you will be timed 1 mint and 30 s
and wait for me to say GO ok so wait please

When are two distinct non vertical lines parallel

Let the closed interval [a , b] be the domain of function f. the domain of f(x - 3) is given by (a) the open interval (a , b) (b) the closed interval [a , b] (c) the closed interval [a - 3 , b - 3] (d) the closed interval [a + 3 , b + 3]

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup