exam Maths Puzzle Numerical Ability

All I have is this (problem solving skills: Translate words into Math)
it has been 20 years for me

All I have is xeroxed copy of the page

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exam Other Question

from a rectangular piece of paper of size 100 cm by 80 cm are cut four squares of side 10 cm from each corner the flaps are folded and an open box is formed find the surface area of box so formed. what is the slope of the line connecting the two points (-7,5) and (2,-3)