Homework Help: Mathamatics

Posted by S Rey on Friday, June 4, 2010 at 6:28pm.

Choose the two true statements from the following.
Options
A) If the rate of inflation as measured by the RPI is 2%, then a pension index linked to the RPI will increase by 2%.
B) A price ratio of 0.8 corresponds to a price decrease of 80%.
C) If the price of transport rises by 10% in a year, then the value of the RPI must rise by 10%.
D) In a particular job, the earnings ratio at the mean of women’s earnings to men’s earnings is 90%, so women earn 10% more than men doing the same job at the mean.
E) If the price of an air ticket decreases from Ł75 to Ł70, then the price has decreased by 5%.
F) A steam engine 12.6m long has wheels of circumference 3.1m. A scale model of the steam engine 21 cm long will have wheels of circumference 4.7 cm.
G) A plumber’s bill is Ł124 before VAT (at 17.5%) is added. The total bill including VAT is Ł145.70

Mathamatics - Damon, Friday, June 4, 2010 at 8:14pm
A is true
G 124* 1.175 = 145.7 sure enough
Mathamatics - Anonymous, Wednesday, June 23, 2010 at 12:49pm
naughty naughty OU assignments!

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