Durante el ascenso a una montaña, la temperatura desciende 2°C por cada 200m de altura. A que altura habrá que ascender para alcanzar -15°C, si el punto de partida está a una altura de 300m y la temperatura es de 5°C?

You paint a 1/2 of a wall in 1/4 hour. how long will it take you to paint one wall

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial

Ahypothesis is: a the average squared deviations about the mean of a distribution of values b) an empirically testable statement that is an unproven supposition developed in order to explain phenomena a statement that asserts the status quo; that is, any change from what has been c) thought to be true is due to random sampling order da statement that is the opposite of the null hypothesis e) the error made by rejecting the null hypothesis when it is true