exam Maths Puzzle Numerical Ability

Ann and becky spend $70.00 on dinner. if they want to leave a 15 % ttip,find the amount of tip they should leave.

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exam Other Question

I need help solving problems with equations that contain fractions.

my problem is 1/2(x+12)= 1/3x

can you help me?
Change the quadratic function from general form to vertex form

y= 2x^2 - 6x -13

Find and identify the horizontal and vertical asymptotes:

f(x) = ( 2/ (x+3)^2 ) +1