Apiece of paper weigh 0.647 grams. what is the weight of the paper to the nearest tenth of the gram?

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

How many kilograms of a 5% salt solution and how many kilograms of a 15% salt solution must be mixed together to make 45kg of an 8% salt solution?

Determine the required value of the missing probability to make the distribution a discrete probability distribution. x p(x) 3 0.23 4 ? 5 0.51 6 0.08 p(4) = nothing  (type an integer or a decimal.)