The following are some examples of 6th Grade Math Word Problems that deals with ratio and fractions. These word problems are solved with the help of block diagrams or bar models (used in Singapore Math).

Related Topics:

More Word Problems

More Singapore Math Lessons

* Example:*
Adeline’s salary is of Connie’s salary.

a) Find the ratio of Adeline’s salary to Connie’s salary.

b) Find the ratio of Connie’s salary to Adeline’s salary to their total salary.

* Solution: *

Total number of units = 5 + 2 = 7

From the model, we see that.

a) The ratio of Adeline’s salary to Connie’s salary is 5 : 2.

b) The ratio of Connie’s salary to Adeline’s salary to their total salary is 2 : 5 : 7.

** Example:**
Joanne’s savings is 4 times as much as Pam’s savings.

a) What is the ratio of Joanne’s savings to Pam’s savings to their total savings?

b) What fraction of their total savings is Joanne’s savings?

c) What fraction of Joanne’s savings is Pam’s savings?

d) If both girls save a total of $120, how much does Joanne save?

* Solution:*

a) Total number of units = 5

The ratio of Joanne’s savings to Pam’s savings to their total savings is 4 : 1 : 5.

b) The ratio of Joanne’s savings to their totas savings is 4 : 5.

Joanne’s savings is of the total savings.

c) The ratio of Pam’s savings to Joanne’s savings is 1 : 4.

Pam’s savings is of Joanne’s savings.

d) From the model, we see that

5 units = $120

1 unit = = $24

4 units = 4 × $24 = $96

Joanne saves $96.

This video applies multiplying a fraction by a whole number to solve word problems. It uses the Singapore math modeling strategy of a bar model and the "unitary method".

Sean has 63 classical songs on his mp3 player. That's 7/8 of his entire collection. How many songs does Sean have altogether?

This video shows how to solve a problem involving fractions of fractions and fractions of remaining parts.

Problem: 1/4 of my trail mix recipe is raisins and the rest is nuts. 3/5 of the nuts are peanuts and the rest are almonds. What fraction of my trail mix are almonds?