Step-by-step explanation:
fold -2
40×(-2) = -80 ........
It is given that there are 41 males and 48 females in the small school.
So, the number of ways a male student can be chosen from 41 males is 
Likewise, the number of ways a female student can be chosen from 48 females is
.
Thus, the total number of ways in which 2-person combinations are possible to represent the student body at the PTSAC meetings will be given by:

The tissue production
unit rate is _675000/5=135000_ tissues per day. <span>
<span>The box
production unit rate is_1250/5=250_ boxes per day. </span>
<span>The paper
company produces_135000/250=540_ times as many tissues per day as boxes per day. </span></span><span>
</span>