Tammy and jodi assembled 420 circuit boards in 8 hours. the next day they assembled 36 more circuit boards in the same amount of time. what was their average rate on the second day?
a.
87 boards per hour
b.
70 boards per hour
c.
57 boards per hour
d.
36 boards per hour

Adepartment store purchases screen-printed t-shirts at a cost of $5 per shirt. they mark up the price 150% (making the selling price 250% of the store's purchase price) and put them on the sales floor. every month that a t-shirt doesn't sell, the store reduces the selling price by 25%.

Factor -8x3-2x2-12x-3 by grouping what is the resulting expression?

Atotal of 766 tickets were sold for the school play. they were either adult tickets or student tickets. there were 66 more student tickets sold than adult tickets. how many adult tickets were sold?