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Mathematics Clinic => Grade 11 and 12 Mathematics => Topic started by: jilianpiloj on Jun 7, 2019

Title: From March 1991 to March 2001, the price of gasoline increased 170%. If the price in 1991 was 33.0 ...
Post by: jilianpiloj on Jun 7, 2019

Question 1

A retail outlet is offered a discount of 5 1/2% for payment in cash of an invoice of $2000. If it accepted the offer, how much was the cash payment?

Question 2

From March 1991 to March 2001, the price of gasoline increased 170%. If the price in 1991 was 33.0 cents per litre, what was the price per litre in 2001?

Title: From March 1991 to March 2001, the price of gasoline increased 170%. If the price in 1991 was 33.0 ...
Post by: micaelaswann on Jun 7, 2019

Answer 1

Let the cash payment be $x.
x = 2000 - 5% of 2000
   = 2000 - 110
   = $1890.00
Cash payment is $1890.00.

Answer 2

Let the 2001 price be $x.
x = 0.33 + 170% of 0.33
   = 0.33 + .561
   = .891
The 2001 price was 89.1 cents per litre.

Title: Re: From March 1991 to March 2001, the price of gasoline increased 170%. If the price in 1991 was 33
Post by: Tara Willcott on Sep 27, 2021

thanks

Title: Re: From March 1991 to March 2001, the price of gasoline increased 170%. If the price in 1991 was 33
Post by: Baljinder Singh on Jul 29, 2022

Thanku