Question

Help me please. I need it rn​

Answer 1

Answer:

you can apply percentages knowledge and reverse percentages knowledge. you can look at the formulas and it will be dead easy.

Step-by-step explanation:

Answer 2

Answer:

We have

selling price=Discount + sales price

discount=discount rate×selling price.

discount=discount /selling price ×100%

Sales price =selling price - discount

Mark of price=mark up price rate ×original price

Selling price:mark of price + original price

commission amount=commission rate ×total sales

simple interest=principal amount ×rate×time/100