Answer:

Step-by-step explanation
Three-fifths of a number means
and 21 less than that number means
.
Answer:
0.55
Step-by-step explanation:
diference= 25/100*2.20=0.55
For order you to solve that all you half to do is subtract 6.75 from 15.2.
Answer:
16
Step-by-step explanation:
Remember that the general formula for SSTR is

For this problem


then

so once you have the SSTR then the MSTR is given by the following formula

where
is the number of treatments, for this case the number of treatments is 3 so
and
