A set of exam marks has mean 70, median 65, inter-quartile range 25 and standard deviation 15 marks. It is decided to subtract 10 from all the marks. For the new set of marks,
i) what is the new mean?
ii) what is the new median?
I
iii) what is the new inter-quartile range?
iv) what is the new standard deviation?

12.     to produce a textured purée, you would use a/an a. food processor. b. wide-mesh sieve. c. immersion blender d. food mill. student a   incorrect which is correct answer?

China's new 5 percent tax on disposable wooden chopsticks, reflecting concerns about deforestation, has been praised by environmentalists. the move is hitting hard at the japanese, who consume 25 billion set of wooden chopsticks annually. almost all of the chopsticks used in japan come from china. the reuirements for chinese manufacturers of wooden chopsticks to pay the 5 percent tax is a factor in their external environment.

Afamily wishes to save for future college expenses. which financial tool should the family invest in?