Answer:
pies
Step-by-step explanation:
First, we can find the speed that Stacy takes to bake pies per hour before solving for how many pies she can bake in 9 hours.
Pies Stacy bakes in 9 hours 
pies
∴ Stacy bakes 21.75 pies in 9 hours
Hope this helps :)
Answer:
It would be x+6 y+2
Step-by-step explanation:
L is at (-5,-2) and L prime is at (1,0) so -5 to 1 is 6, and -2 to 0 is 2, therefore x+6 y+2
Answer:
B?
Step-by-step explanation:
The the mean score (rounded to 2 DP) in the maths test across both classes is 63.67
What is the mean of scores?
The mean of scores is the sum of the scores for all students divided by the number of students
Class A:
mean score=39
mean score=sum of scores/number of students
39=sum of scores/11
sum of scores=39*11
sum of scores=429
Class B:
mean score=76
mean score=sum of scores/number of students
76=sum of scores/22
sum of scores=76*22
sum of scores=1672
overall mean score=(429+1672)/(11+22)
overall mean score= 63.67
Find out more about mean on:brainly.com/question/20118982
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