Answer:
it has increased by 1/2 so the scale factor would either be 3/2 or 1.5 or something
Step-by-step explanation:
30
liam has finished 30 lessons
15/20 is equal to 3/4
so 3/4 of 40 is 30.
hope i helped. have a good day
Answer:
C : $58.36
Step-by-step explanation:
Given:
A store holiday sale has an item marked down by $10.
Discount on new price = 25%
Final price was $36.27.
Question asked:
what was the original ?
Solution:
Let original price = 
New price = 
Original price - marked down amount - discount amount = $36.27


Adding both side by 7.5

Dividing both side by 0.75

Therefore, the original price was $58.36
Answer:
pee
Step-by-step explanation: