20% off means you paid only 80% of the original price.
0.8x=40
x=40÷0.8=50
so the original price is 50
Answer:
im sorry but.. answer to what?
Step-by-step explanation:
I believe the answer is 60 students
What i did is that i added the amount of students drama and step which is 61
Then i subtracted 14 because those people liked both hence they would be repeated in the amount of students for drama and step which will be 47
Then i added the 13 students because they werent anywhere in the set which give the answer of 60
If you want the working in terms of sets lmk
The correct value for m is 0(zero). :)
Answer: have each experimenter test randomized blocks of conditions.
Step-by-step explanation:
Randomized block design is a technique used in controlling nuisance in an experiment due to excessive variables, experimental conditions, etc which can make the experiment complex/ complicated.