exam Maths Puzzle Numerical Ability

the us senete has 100 members all democrats or republicans. recently there were 12 more democrats then republicans. how many senators from each political party were there at that time.

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exam Other Question

If f(x)= 1/(2x) and g(x) = 3+x find (and simplify) the defining equation of the composition function fcircle g. an investment of $12000 is deposited into 2 accounts one @5.5% and one @6.5% how much should be invested into each account so each account earns the same interest?