Mark and david agree to purchase a beach house in south carolina at a cost of $378,000 which just had a price reduction of 10%. what was the original price of the house? how much did they save from the 10% reduction on the house?

a) Original price= $420000

b) Saving= $ 42000.

Step-by-step explanation:

Given: Purchase price of beach house= $378000

           Price reduction= 10%

Let the original price be `x`

Now, computing to find the value of original price.

Purchase price=

⇒

⇒

⇒

Cross multiplying both side

∴ x=

∴ Original price= $420000.

Saving= Original price - Purchase price

Saving=

∴ Saving made by Mark and David is $42000.

the answer is b. 60. each interior angle in 120, so the exterior angle must be 60 in order to add up to 180

step-by-step explanation: