Question

Nari says, “The sum of 10 and one-third of a number is 25.” She uses the bar model to write an equation to represent her statement. mc001-1.jpg Which equation can Nari write using the bar model?

Answer 1

10+1/3=25

10×3+1=25

31=25

31×25

=775

Answer 2

Answer:

A. 25 = 10 + 1/3n

Step-by-step explanation:

Because the word 'sum' refers to addition, NOT subtraction. And we 100% know that the equation has to equal 25. A and C are the only ones with it.