Mr. Da Silva used 105m3 of water for the first half of 2002. In 2002, water rates for the domestic users for half a year were as follows:
$2.50 per cubic metre for the first 25m3
$2.00 per cubic metre for the next 50m3
$1.50 per cubic metre for amounts in excess of 75m3
5% discount on bills paid before July 7.
Calculate the amount Kyle paid for the half year, assuming that the bill was paid
before July 7.

Julie buys 2kg of apples and 7kg of pears ? 12.70. the pears cost ? 1.30 per kilogram what is the price per kilogram of the apples? show your working out

Vanessa earns a base salary of $400.00 every week with an additional5% commission on everything she sells. vanessa sold $1650.00 worth of items last week.

Graph the system of inequalities presented here on your own paper, then use your graph to answer the following questions: y > 2x + 3y is less than negative 3 over 2 times x minus 4part a: describe the graph of the system, including shading and the types of lines graphed. provide a description of the solution area. (6 points)part b: is the point (â’4, 6) included in the solution area for the system? justify your answer mathematically. (4 points)