exam Maths Puzzle Numerical Ability

Find the radius of a circular arc of length 12cm that subtends a central angle of radian measure 1.5.

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exam Other Question

Solve the following system of linear inequalities by graphing:

x-2y>=4
x<=4 Tom and David have 480 marbles between them. Tom arranges them in columns with 6 in each column, and David arranges them in columns with 9 in each column. The total number of col