exam Maths Puzzle Numerical Ability

You order items from a menu that total $7.85. Your bill comes to $8.30, including the tax. What is the percent of the tax? Round to the nearest tenth.

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exam Other Question

Given the data sets:
U=(1,2,3,4,5,6), A=(1,2,3), B=(2,3,4), C=(4,5,6) Find A' upside down U(B upside down u c)

A. (4,5,6)
B. (1,2,3,4)
C. (4)
D. Null Set The difference between two numbers is 40 and their sum is 96. Find the two numbers.