1. 82% = Php 225.50
100% = Php original price (x)
225.50 = X
82 100
X = 225.50 x 100
82
X = Php 275.00
2. I = Prt
I = interest
P = principal value (initial value)
r = interest rate
t = time (year)
I = 30,000 x 0.6 x 1
I = 18,000
3. 10 pages per hour
6hrs for 5 days
6hrs x 5days x 10pages = 300 pages
4. 50,000 x 3/5 = 30,000
down payment = 30,000
5. 85.85 kg junshop materials
Price = P5/kg
Price = 85.85 x 5
= P429.25