Answer : 2 2/15
To begin you need to convert the fractions into something they both can go into. Sometimes it is easier to multiple the two denominator of the fractions, which in this case it is.
So, 3 times 5 is 15
This means your going to convert your fraction into 15th
1/3 is 5/15
This is because you need to times the bottom by 5 in order to get 15, so you need to do the same with the top.
1/5 is 3/15
This is because you need to times the bottom by 3 to get 15 so you do the same with the top
Next you just subtract the amounts separately
4-2 = 2
5/15 - 3/15 = 2/15
This means your answer is 2 2/15
Answer:
3 to 5
Step-by-step explanation:
To find the number of boys, take the total students and subtract the girls
72 -45 =27
We want the ratio of boys:girls
boys:girls
27:45
Divide each number by 9
27/9:45/9
3 : 5
Answer:
No
Step-by-step explanation:
17/10 is not proportional to 12/5. Proportional relationships are relationships between two variables where their ratios are equivalent. 17/10 as a ratio is 17:10 and 12/5 as a ratio would be 12:5. A proportional relationship for 12/5 would be 24/10.
Hope this helps :)
Answer:
if you use a calculator its easy
16.72 - 1.24 = 15.48
15.48 divided by 12 is 1.29
for sales tax 1.24 divided by 12 is .10
so for each one She spent $1.39
