exam Maths Puzzle Numerical Ability

Simplify

(20 x 10 -4 power)(4 x 10 9th power)/3,200 x 10 -3 power

Read Solution (Total 0)

exam Other Question

I am also having a problem with this one

f(-4) for f (x) =x^3-x^2+x+1 use I have to use the remainder theorem

can someone please help..... how can you get 37.5% into day form to see how many hourse in a day that is?