Answer:
Correct option is D
Step-by-step explanation:
Let the laptop's original cost be = L
After 20% discount its price will be (100 - 20)% × L = 0.8L
8% sales tax on this price = (100 + 8)% × 0.8L = 1.08 × 0.8L
So, p = 1.08 × 0.8L
⇒ L =
Answer:
-32
Step-by-step explanation:
Answer:
if u substitute the givens in the eqn we will get..
then collect like terms
Answer:
number of children ticket sold = 70
number of adult ticket sold = 70 × 3 = 210
number of student ticket sold = 500 - 4(70) = 500 - 280 = 220
276-adults and students
276 divided by 3 ( 1 part is the students and the 2 is the adults )= 92
92-adult tickets
92 times 2 = 184 -number of student tickets
To check: you add the numbers together and see if they add up 92+184=276