Friday

August 22, 2014

August 22, 2014

Posted by **Anonymous** on Monday, October 15, 2012 at 10:52pm.

(a) Write an expression in terms of x, for the:

(i) Original price of each calculator;

(ii) Price of each calculator after the discount.

(b) Form an equation in x and hence determine the number of calculators the school bought.

(c) Calculate the offered to the school as a percentage.

- Algebra -
**Steve**, Tuesday, October 16, 2012 at 10:13amIf the price is p, and the discounted price is q

p = 16200/x

q = p-60 = 16200/x - 60

px = 16200

(p-60)(x+3) = 16200

(16200/x - 60)(x+3) = 16200

x = 27

so, p=600

check:

27 @ 600 = 16200

30 @ 540 = 16200

60 discount is 10%

**Related Questions**

Math - A school planned to buy x calculators for a total cost of Ksh 16200. The ...

math - A school planned to buy x calculators for a total cost $216. Supplies ...

finance accounting - Fakari had the following asset at the ending of the year ...

finance accounting - Fakari had the following asset at the ending of the year ...

algebra - the number of calculators mrs. hopkins can buy for the classroom ...

algebra 1 - I still don't understand can someone help me? the everton college ...

algebra 1 - the everton college store paid $1553 for an order of 42 calculators...

statistics - the j.o supplies company buys calculators from a supplier. The ...

Algebra 1--Please, help me! - 1. The number of calculators Mrs. Hopkins can buy ...

probability - The J.O. Supplies Company buys calculators from a Korean supplier...