exam Maths Puzzle Numerical Ability

An application of a rational function is Young's rule, which approximates the dosage of a drug prescribed for children. (1) What is the equation for Young's rule (stating what eac

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Dimitruis skipped lunch today to get some sun in the school courtyard. Lying on the grass and looking up at an angle of 22 he could see the top of the flagpole which was about 100 ft away. How tall is the flagpole? Solve the Inequalities.

1. 4x-3≤17

2. 2y-9>5y+12

3. -8<3x+4<22

4. 3x-5<-11 or 2x-3>3