Which terms best describe sales tax? check all that apply.

direct

indirect

regressive

progressive

proportional

Divide. reduce the answer to lowest terms.5 2/3 ÷ 3 1/9

Tickets to a science exposition cost $5.75 each for studentd and $7.00 for adults.how many students and adults went if the ticket charge was $42.75

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