Numbers -> Percentages Quiz
(All Buttons require use of ActiveX)
Note that we use the form 10(X) to refer to 10 raised to the power of X.
Calculate the following:
a. What is 10% of £100?
b. What is 23% of £10?
c. What is 5% of £5?
d. What is 150% of £30?
e. 20% taken off £80
An item is increased by 50%, and then reduced by 50% (with respect to the increased value). What is the net % change.
What is the net reduction of an item that is reduced by 30% and then by another 30% (with regards the reduced value).
Which offers the better deal per unit item: Buy 1 get 1 half price, or 30% off.
Assuming an inflation rate of 10%. What would be the Net Present Value of having £121 in two years time.
Numbers -> Percentages Quiz: Scoring
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