Q 1: Write the given statement in symbolic form: some number added to 7 gives 18. x+18 =7 x = 11 x+7 = 18 x = 18

Q 2: The domain of the variable y = {2, 4, 6, 8, 10, 12, 14, ...}. Which value of the variable makes y - 8 = 4 true? y =14 y = 4 y = 12 all values of y

Q 3: a^{6}.a^{7} = _____ ? a^{67} a^{13} a^{42}

Q 4: x > 0 means that x is a ________. zero number negative number undefined number positive number

Q 5: x=8 is _______ for the equation -7x = -56. a solution not a solution

Q 6: x-9 = 15, the L.H.S of the equation is _____ ? x-9 15 9 x

Q 7: A book contains 200 pages. After some pages are read, the number still to be read is 78. The equation that describes the above statements is: x-200 = 78 200-78 = x 200+x =78 200-x = 78

Q 8: Name the brackets represented by the symbol "( )". small brackets square brackets curly brackets

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