real life math

Front

How do you find the cost of each item when given a total cost and the number of items?

Back

To find the cost of each item, set up an equation where the total cost equals the sum of the costs of each item multiplied by their quantities. Solve for the unknown cost.

Front

What is the equation for the total cost of multiple items?

Back

The equation is: Total Cost = (Cost of Item 1 × Quantity of Item 1) + (Cost of Item 2 × Quantity of Item 2) + ...

Front

If a mom buys nachos for $6.50 and three hot dogs for a total of $17, how do you set up the equation?

Back

Let N = cost of nachos and H = cost of hot dogs. The equation is: N + 3H = 17, where N = 6.50.

Front

How do you solve for the cost of an item when given a total cost and the cost of other items?

Back

Subtract the known costs from the total cost and then divide by the quantity of the unknown item.

Front

What is the formula to find the cost of sandwiches if you know the total cost of sandwiches and a cake?

Back

Let S = cost of sandwiches. The equation is: Total Cost = (Number of Sandwiches × S) + Cost of Cake.

Front

How do you write an equation for a scenario involving multiple items with different costs?

Back

Identify each item and its quantity, then express the total cost as a sum of the products of each item's cost and quantity.

Front

If 5 kids snack packs and a large soda cost $26, how do you find the cost of the soda?

Back

Set up the equation: 5K + L = 26, where K = cost of snack pack and L = cost of soda. Solve for L.

Front

What does the equation 6H + 2P = 23 represent?

Back

It represents the total cost of 6 hot dogs (H) and 2 salted pretzels (P) equaling $23.

Front

How do you determine the cost of each hot dog if 6 hot dogs and 2 pretzels cost $23?

Back

Set up the equation 6H + 2P = 23, then isolate H to find the cost of each hot dog.

Front

What is the first step in solving a word problem involving costs?

Back

Identify the variables for the unknown costs and set up an equation based on the information given.