Q.1.
Jo mixes 400ml of orange juice to every 200ml of pineapple juice to make a fruit cocktail. How much orange juice will she need to make 900ml of fruit cocktail?
Q.2.
In a grid of 10 squares 4 are white and the rest are blue. What is the ratio of white to blue?
Q.3.
The proportion of brick houses in every 20 is ⁄ . How many brick houses in a street of 100 houses?
Q.4.
In every 12 tiles the proportion of blue tiles is ⁄ . How many blue tiles in every 12?
Q.5.
A cookie recipe needs 250g flour, 150g of sugar and 150g of butter to make 6 cookies. How much butter is needed to make 18 cookies?
Q.6.
In every 10 tiles there are 2 red tiles. What is the proportion of red tiles?
Q.7.
In a box of chocolates there are 4 milk chocolates to 3 dark chocolates. How many dark chocolates in a box of 49 chocolates?
Q.8.
There are 2 white cubes for every 1 blue cube. What proportion are blue cubes to white cubes?
Q.9.
For every 4 liters of gasoline a car can travel 80km. How much gasoline is required for a journey of 100km?
Q.10.
If there is a 10:1 ratio between black squares and white squares which number represents white squares?