Heloïse considered two types of printers for her office. each printer needs some time to warm up before it starts printing at a constant rate.
the first printer takes
30
3030 seconds to warm up, and then it prints
1
11 page per second.

Two blends of tea are mixed to make a blend that will be sold at the fair. black tea sells for $2.20 per pound and orange pekoe tea sells for $3.00 per pound. how much of each should be used to obtain a 4lb blend selling for $2.50 per pound?

Mickey needs to cut pieces of ribbon that are each 1 meter long tie onto balloons. if he has 8 pieces of ribbon that are each 1 dekameter long. how many 1 meter pieces of ribbon can he cut

In angle pqr find the measure of