A bank will only let a person spend 35% of their wage for loan repayments. What is the maximum loan repayment that a person can pay if they earn $2465?

Andrew can run 200 m in 23.6 seconds. He wants to decrease his time by 11%. What time is he aiming for?

At a school there are 150 boys in Year 8 and 70% of these play rugby. Of these, 20% are chosen for representative teams. How many are chosen?

A clothing store buys jumpers for $12. It marks up the price by 200% to give the selling price. What is the selling price?

A pair of pants costing \({\rm{ \$ 55}}\) is reduced by \({\rm{ 25\% }}{\rm{. }}\) What is the new selling price?

A real estate agent earns \({\rm{ 3}}\dfrac{1}{2}{\rm{\% }}\,\) commission on a sale of \({\rm{\$ 442000}}{\rm{.}}\) How much does the agent earn? 

A worker's pay rate of \({\rm{ \$ 13}}{\rm{.65}}\)  per hour is increased to \({\rm{\$ 15}}{\rm{.20}}\) per hour. Find the increase as a percentage of the original pay rate \({\text{(1 dp)}}{\rm{.}}\)

A worker with an annual salary of \({\rm{\$ 39780 }}\) receives a \({\rm{4\% }}\) pay rise. 

a) Calculate his new annual salary.
b) How much extra will he receive each fortnight?

A salesman receives a retainer plus a commission of \({\rm{12\% }}\) on all sales.  Last week his sales totalled \({\rm{\$ 3400}}\) and he was paid \({\rm{\$ 485}}{\rm{.}}\)

a) How much commission was he paid?
b) How much does he receive as a weekly retainer?