exam
Maths Puzzle
Numerical Ability
Multiply
(2r - 3s)(4r^2 + 6rs + 9s^2)
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exam Other Question
Write out the digits from 1—9 in order. Then add some plus (+) signs and times (x) signs to the string to make it add up to 2,006. As usual in arithmetic, multiplication is done before addition, and you don’t have to put a sign between every two digits.
How would I solve this:
8x-4=7x