There are 5 red balls,4 blue balls and n green balls inside a bag. a ball is taken from the bag at random. given that the probability of picking a green ball is 0.4,find thr value of n.

What is the nth term rule of the linear sequence below? 27 , 25 , 23 , 21 , 19 , . .

anyone? find the second, fifth, and ninth terms of a sequence where the first term is 65 and the common difference is -7. 72, 93, 121 72, 79, 86 58, 37, 9 58, 51, 44

Acompany produces packets of soap powder labeled “giant size 32 ounces.” the actual weight of soap powder in such a box has a normal distribution with a mean of 33 oz and a standard deviation of 0.7 oz. to avoid having dissatisfied customers, the company says a box of soap is considered underweight if it weighs less than 32 oz. to avoid losing money, it labels the top 5% (the heaviest 5%) overweight. how heavy does a box have to be for it to be labeled overweight?