exam
Maths Puzzle
Numerical Ability
warren has 40 coins(all nickels dimes and quarters) worth 4.05. he has 7 more nickels than dimes. how many quarters does warren have?
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exam Other Question
A mature gorilla weighs 400 lbs and stands 5 ft tall; its two feet combined have an area of about 1 foot squared.
Give an estimate of the gorilla's weight when it was half as ta
Please solve this by elimination...
4x+5y+7
6x-5+7-9x