Answer:
Step-by-step explanation:
let be x the price before the discount
original price= 28/(1-0.25)=28/0.75=37.33
original price=37.33
Answer:
70 is the least common multiple of 10 and 7
Answer:
A=616cm²
Step-by-step explanation:
The question says to use

for pi, now that we know that we proceed like normal and do the formula like this.

Answer:
F (x) = 1,6
Step-by-step explanation:
my answer is due to the reason that it is one of the three options and it should only in a way make sense that it is the right answer