Sami asked 50 people which drinks they liked from tea, coffee and All 50 people like at least one of the drinks
19 people like all three drinks
16 people like tea and coflee but do not like milk
21 people like coffee and milk
24 people like tea and milk
40 people like collce
1 person likes only milk
Sami selects at random one of the 50 people,
Work out the probability that this person likes tea​

Which of the fallowing best completes the sequence 5,10,15, a) 30 b) 22 c)25 d)35

Saline iv fluid bags cost $64.20 for 24, 1000 ml bags from one supplier. a new supplier sells 500 ml bags for $2 each. the hospital uses about 10,000, 1000 ml bags each month. nurses report that about half of the bags are more than half full when they are discarded. if you are going to use only one supplier, which size bag provides the best deal, and how much will you save each month? compare the cost of the new supplier to the current one.

How do you determine if an ordered pair is a solution to a given equation?