Henry bought 3 pies which he plans to share with a group of his friends. If there is exactly enough to give each member of the group
one-sixth of the pie, how many people are in the group?

Each month, a shopkeeper spends 5x + 14 dollars on rent and electricity. if he spends 3x−5 dollars on rent, how much does he spend on electricity? for which value(s) of x is the amount the shopkeeper spends on electricity less than $100? explain how you found the value(s).

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.

Eric drove 275 miles in 5 hours. at the same rate how long would it take him to drive 495 miles?