exam Maths Puzzle Numerical Ability

Find four consecutive whole numbes such that the sum of the first three numbers equal the fourth number

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exam Other Question

a vending machine takes only nickels and dimes.there are 5 times as many dimes as nickels in the machine.the face value of the coins is $4.40.how many of each coin are in the machine? 18 simplify 2x/3-3x/5+x/2