The present salaries of John and Tom are $800 and $1500 respectively

y is 50% of x% of x.

a, b, and c are positive

Salary S reduced by 10% = salary T

Salary T increased by 10% = salary w

y is 60% of 30, and 8 is x% of 40

The sale price for a snowboard is $63.00.

This price reflects a 30% discount.

Mary paid $201 for a stereo that was marked at 25% off the original list price.

a is 40% of 45

18 is b% of 90

A house valued at $200,000 two years ago lost 40% of its value in the first year and a further 20% of that reduced value during the second year.

Bill pays 20% tax on his gross salary of $5,000 each month and spends 25% of the remaining amount on rent.