Translating Words to Equations: Linear Word Problems

Maria has 3 times as many apples as John. If John has x apples, how many apples does Maria have? Write an equation to represent this situation.

• 4x

• 2x

• 3x

• x

A book costs $15. If you buy y books, how much will you spend in total? Write an equation to express the total cost.

• total_cost = 15 * y

• total_cost = 15 / y

• total_cost = 15 - y

• total_cost = 15 + y

Tom is 4 years older than his sister. If his sister is s years old, how old is Tom? Create an equation to show this relationship.

• T = s + 4

• T = s + 2

• T = s - 4

• T = s * 4

A car travels at a speed of 60 miles per hour. If it travels for t hours, how far does it go? Write an equation to find the distance.

• distance = 30t

• distance = 60 + t

• distance = 60t

• distance = 60t^2

Lily has $50. She spends p dollars on a toy. How much money does she have left? Write an equation to represent her remaining money.

• 50 - 50

• p - 50

• 50 + p

• 50 - p

A rectangle has a length of l meters and a width of 2 meters. What is the perimeter of the rectangle? Write an equation for the perimeter.

• P = 2 * (l - 2)

• P = l + 2

• P = 2 * l + 2

• P = 2 * (l + 2)

If a shirt costs $20 and you buy q shirts, how much do you pay in total? Write an equation to calculate the total cost.

• total_cost = 20 + q

• total_cost = 20 - q

• total_cost = q / 20

• total_cost = 20 * q

A farmer has 10 cows and wants to buy more cows. If he buys c cows, how many cows will he have in total? Write an equation to express this situation.

• total_cows = 10 * c

• total_cows = 10 + c

• total_cows = 10 / c

• total_cows = 10 - c

Sarah is saving money for a bike that costs $120. If she saves m dollars each week, how many weeks will it take her to save enough? Write an equation to find the number of weeks.

• w = 120 / m

• w = 120 - m

• w = 120 + m

• w = m / 120

A swimming pool is filled with water at a rate of 5 gallons per minute. If it takes t minutes to fill the pool, how many gallons of water are needed? Write an equation to represent this scenario.

• gallons_needed = t / 5

• gallons_needed = 5 * t

• gallons_needed = 10 * t

• gallons_needed = 5 + t