Homework Help: math lit

Posted by Khabo on Tuesday, March 13, 2012 at 9:51am.

The price of a apple increase from R2,40 to R3,72. What is the percentage increase in the price of the apple??

If an exam is 2 and a half hours long and its out of a total of 100 marks
A)how many mintutes do you have in whic to complete the paper??
B) at what rate must you work to ensure you finish the exan within the allowed time??
C)using the answer from C how many marks should you have worked after 6mintutes from the start of the exam??

math lit - Anonymous, Tuesday, March 13, 2012 at 10:29am
R 3 / R 2 = 72 / 40 = 1.8

1.8 = 180 %

180 % - 100 % = 80 %

A)

a half hours = 30 min

B)

2 exam / 30 min = 1 exam / 15 min

C)

0 becouse exam not finish
math lit - Bosnian, Tuesday, March 13, 2012 at 12:03pm
2 and half hours =120+30=150 min

2/150 = 1 exam/75 min

Answer this Question

Related Questions

math - x+b+2b+8(9-5b)(divide)9 x+b+2b+8(9-5b)(divide)9 You don't show ...
Economics - A policy of average-cost pricing will intially ______ price for a ...
Economics - A policy of average-cost pricing will intially ______ price for a ...
maths - the price of meat increase from 110 to159 what percentage increase
Microeconomics - For each of the following situations for the egg market, ...
accounting - the longer the time to maturity: the greater the price increase ...
Economics - A firm is currently producing in the elastic portion of its demand ...
Economics - Which of the following events would unambigously cause a decrease in...
Macroeconomics - Suppose that there is a temporary, but significant,increase in ...
Advanced Microeconomics College Level - Information on the price elasticity of ...

For Further Reading

First Name:
School Subject:
Answer: