exam Maths Puzzle Numerical Ability

Please help me with this problem (show your work)

( 7 x 10^3) x (8 x 10 ^-9)

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I need help hope you can on this one....Please help me :)
Page 173 Number 28

number line starts at --5 -4.5 -4 -3.5 -3 -2.5 -2 -1.5 -1 -0.5 0 x

Now I have to translate the g Hello,

What is the quotient of :

(3x^2 + 3x) / (3x)

Thank you.