Find an equivalent fraction for the decimal number.
2 answers:
Answer:
The correct option is c) 9/20
Step-by-step explanation:
Consider the provided number: 0.45
Now, we need to find the equivalent fraction for the number 0.45
Convert the above number into fraction as shown:
First identify the numbers after the decimal point. There are two numbers after a decimal point.
Write the provided number with out decimal as shown:
Now, add 2 zeros in the denominator of the above number.
45 and 100 both the numbers are divisible by 5. Therefore, the above number can be written as:
Hence, the correct option is c) 9/20
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Given:
Total number of marbles in the bag = 150
There are 21 blue marbles for every 4 white marbles.
To find:
The number of blue marbles in the bag.
Solution:
Since, there are 21 blue marbles for every 4 white marbles, therefore the ratio of blue marble to white marbles is 21:4.
Let the number of blue marbles be 21x and white marbles be 4x.
Total number of marbles in the bag = 150
Divide both sides by 25.
Now,
Therefore, the number of blue marbles is 126.