Amachine can print 80 t-shirt in 10 minutes . find the number of t-shirt the machine can print in an hour.

Answer these questions showing your work plz

If t17 = 3 (t5) in an arithmetic progression, find t1 in terms of d.

Out of 50 students surveyed, 16 have a dog. based on these results, predict how many of the 280 students in the school have a dog.