Mathematics for 3rd grade

Andrew is having his friends over for game night. So, he decided to prepare snacks and games.

1. He started by making mini sandwiches.

If he has 4 friends coming over and he made 3 sandwiches for each one of them,

how many sandwiches did he make ?

He also made some juice from fresh oranges.

If he used 2 oranges per glass of juice and he made 6 glasses of juice,

how many oranges did he use ?

Then he started to prepare the games for his 4 friends.

If each game takes 5 minutes to prepare and he prepared a total of 5 games,

how many minutes did it take for Andrew to prepare all the games?

Andrew’s 4 friends decided to bring food as well.

If each of them brought 4 slices of pizza and 3 bags of chips,

how many slices of pizza do they have in total ?

Lastly, Andrew tried to compute his expenses for the game night.

If he spent $9 for each game they played and they played a total of 5 games,

write an equation for how much money he spends on games that night?