5*30 = 150
9*30 = 270
Since the ratio is 5:9 you have to multiply both numbers in the ratio by the same constant.
I just started multiplying by 10, then 20, then 30 until I got numbers that had a difference of 120.
There are 150 boys.
Setting up an equation
5x + 120 = 9x
Solve for x and then multiply the ratio by the x to get the same result.
Ok, what is $0.1369 rounded to the nearest cent?
100 cents make a dollar which means the most possible cents not making a dollar is 99 cents
So that means you leave the first two decimals alone and focus on the last two.
What is 69 closer to? 70 or 60? Well, its larger than 65 which is the halfway point so its closer to 70
Is 70 closer to 0 or 100? Well, since 70 is past the halfway point which is 50, its closer to 100.
Think of 3 as 0 and the next number up which is 4 as 100, well, since 70 is closer to 100 than 0, its closer to 4.
So That means that 0.1369 rounded to the nearest cent is $0.14
Your answer rounded is $0.14
Answer:
Use papa math
Step-by-step explanation:
Use papa math
So I can show you on a piece of paper
It’s reflections
Hope this helps *smiles*
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