A certain shade of purple paint is created by mixing 4 pints of red paint with 7 pints of blue paint. How many pints of blue paint must be mixed with 20 pints of red paint?

What are the exclude value of mn+3m

Aroulette wheel has 38 slots in which the ball can land. two of the slots are green, 18 are red, and 18 are black. the ball is equally likely to land in any slot. the roulette wheel is going to be spun twice, and the outcomes of the two spins are independent.the probability that it lands one time on red and another time on black in any order is(a) 0.5 (b) 0.25 (c) 0.4488 (d) 0.2244

Is triangle jkl congruent to triangle rst? if so, what is the scale factor?