Mathamatics
posted by S Rey .
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 £75 to £70, 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 £124 before VAT (at 17.5%) is added. The total bill including VAT is £145.70
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