book Maths Puzzle Numerical Ability

Please help me solve this problem: Can you find a number less than 200 that is divisible by four different prime numbers? Why or Why not?

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book Other Question

Solve to find all the roots of the following equation:

4w^2 = -2w + 6 A CHOCOLATE CHIP COOKIE RECIPE ASKS FOR THREE AND ONE QUARTERS TIMES AS MUCH FLOUR AS CHOCOLATE CHIPS. IF TWO AND ONE HALF CUPS OF FLOUR IS USED WHAT IS THE QUANTITY OF CHOCOLATE CHIPS WOULD BE NEEDED ACCORDING TO THE RECIPE?