I cannot seem to answer this question based on Truth Table and maths/Binary.

Mon wants to make 5 lbs of the sugar syrup. how much water and how much sugar does he need… …to make 5% syrup?

Due to bad planning, two of the local schools have their annual plays on the same weekend. while 457 people attend one, and 372 attend the other, only 104 people were able to attend both. how many people went to at least one play?

Rewrite the polynomial -9x5 + 36x4 + 189x3 in factored form.