Will give brainliest answer to whoever answers correctly and explains how they got their answer. i've been working on this for half an hour and have tried so many equations but still no luck!

Evaluate 8j -k+148j−k+14 when j=0.25j=0.25 and k=1k=1.

Yesterday, george drank 1 small bottle and 2 large bottles, for a total of 1,372 grams. the day before , he drank 1 small bottle and 1 large bottle, for the total of 858 grams. how many grams does each bottle hold?

Atown recently dismissed 5 employees in order to meet their new budget reductions. the town had 5 employees over 50 years of age and 19 under 50. if the dismissed employees were selected at random, what is the probability that exactly 2 employees were over 50? express your answer as a fraction or a decimal number rounded to four decimal places.