exam
Maths Puzzle
Numerical Ability
Write the algebraic expression that corresponds to the opposite of a number_____________.
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exam Other Question
A grocer buys walnuts for $0.45/lb. and pecans for $0.60/lb. If the nuts must be combined for a 90 lb. mix worth $0.55/lb, how many pounds of walnuts must be added?
multiply and write each answer in simplest form
4 1/5 x 10/21 x 9/20