RATIO PROPORTION AND UNITARY METHOD WORKSHEET

Problem 1 :

The cost of 6 chocolates is $210, then find the cost of 4 chocolates.

Solution

Problem 2 :

Express the ratio in simplest form.

45 minutes to 4 hours.

Solution

Problem 3 :

Check whether the following ratios are in proportion or not.

8 : 21 and 24 : 63

Solution

Problem 4 :

Find the value of x if the following are in proportion.

27 : x and 63 : 84

Solution

Problem 5 :

If the cost of 14 m cloth is $1890. Find the cost of 6 m of cloth.

Solution

Problem 6 :

Manoj weight is 36 kg. His brother's weight is 2 kg more. Find the ratio of weight of Manoj and his brother.

Solution

Problem 7 :

The ratio of the number of male and female in a textile mill is 5 : 3. If there are 115 male workers, what is the number of female workers in the mill.

Solution

Problem 8 :

The value of m, if 3, 18, m, 42 are in proportions is 

a)  6   b)  54   c)  7

Solution

Problem 9 :

Are the following numbers in continued proportion.

36, 90, 75

Solution

Problem 10 :

4, x, 9 are in continued proportion, find the value of x.

Solution

Problem 11 :

If 20% of x = 30% of y, then x : y = ?

Solution

Problem 12 :

Present ages of Rani and Kami are in the ratio of 5 : 6 respectively. 7 year hence this ratio will become 6 : 7 respectively. What is Rani's present age ?

Solution