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Serena and her siblings eat 2 packets of crackers a day. Each packet has 10 crackers. How many crackers do Serena and her siblings eat in 3 days?

Darcy makes dresses for her dolls. She makes 3 dresses a day. Each dress has two buttons. How many buttons will she use in 4 days?

A classroom currently contains 6 rows of chairs with 5 chairs per row. On parents' night the classroom had twice as many chairs.

Write an equation that can be used to find the number of chairs in the classroom on parents' night.

Noah has 2 new games. Each game has 3 packs of cards, and each pack has 10 cards.

Write an equation and solve to find the total number of cards Noah has for these games.

Larry had 8 problems on each page of homework. On Monday, she had 2 pages of homework and on Tuesday, she had 3 pages of homework. How many problems did she have?

There was a baseball tournament this weekend. There were 4 teams with 10 players on each team. Every player needed 2 shirts for the tournament. How many shirts will they need?

Dustin bought 4 packs of soda with 6 in each for his birthday party. He needed twice as many sodas then he bought. How many sodas did Dustin need?

Write an equation and solve.