Hello, cu4mail!

With a discount of 17.5%, you pay 82.5% of $2880: .Q1:A photo machine operator purchased 20 packets of papers.

The market price of a packet is Rs.144.

He gets a discount of 17.5% and an additional 5% for cash.

How much did he pay for the whole quantity?

Answer:

Price: 20*144 = 2880

Discount: 17.5 + 5 = 22.5 . . . . no

Price : 2880*(1 - 0.225) = 2232

Does it correct? or should i use the discounts as series discount?

You should use series discounts.

With a discount of 5%, you pay 95% of $2376: .

Q2: The price of a laptop is RS.62,000.

The series discounts are: 15%, 18% and 5%.

Find the net price.

Answer:

Net Price: 62000*(1 - 0.15)*(1 - 0.18)*(1 -0.05) = $41053.30 . Right!

This is thenetprice.

Q3: What is the percentage mark-upon sales

if the cost price of the book would have been RS.153?

Answer:

Cost$: 153

Sale Price$: 200

Mark up $: 47

Mark up %: 47/153*100 = 31 . . . . no

The Markup is: $47

The percent markupon salesis: .

Q4: After a mark-up of 30%on sales, a book sells for RS.200.

Find the cost.

Answer:

Price: $200

Markup: 30%

Cost: $200*(1 + 0.30) = $153.85 ??

It says: .

The Sales price is $200, so: .

Therefore the cost was: .