The amount earned by a worker increased by $50 every day for a week. What is the sum of all the money earned at the end of the week?
A collector found 10 new coins to add to their collection, bringing the total number of coins to 50. What is the sum of the total number of coins found and collected?
A company earned a profit of $1000 in January, and $1200 in February. What is the sum of the profits earned in January and February?
A family spent $50 on groceries, $30 on gas, and $20 on entertainment. What is the sum of all the money spent on these three items?
A student found 5 math problems on Monday and 7 more on Tuesday. What is the sum of the math problems found on Monday and Tuesday?
A business spent $1000 on inventory, $500 on rent and $200 on utilities. What is the sum of all the expenses spent on inventory, rent, and utilities?