Divide: 5 1/2 divided by 2 1/2 =
2 1/5
2.0
21/2
23/4
Correct Answer : A
To solve the problem 5
÷ 2 , you need to convert each mixed number into an improper fraction first:
- 5 =
because 5×2+1=11 - 2 =
.
Now divide the fractions
÷
This can be done by multiplying the first fraction by the reciprocal of the second fraction:
=÷ 
= 
= 
= 
can also be expressed as a mixed fraction: 2
.
Answer: A 2 1/5
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Related Questions
Correct Answer is B
Explanation
To find out how much the patient will pay after a 15% discount, first calculate the amount of the discount and then subtract it from the original total charge.
1. Calculate the discount:
15%×532.00
=0.15×532.00
=79.80USD
2. Calculate the final amount the patient pays:
532.00−79.80
=452.20USD
The patient will pay 452.20 USD in full today.
Therefore, the correct answer is: B $452.20
Correct Answer is A
Explanation
To solve the proportion 15/3=𝑋/5, you can use cross-multiplication:
15×5=3×𝑋
Calculate the left side:
15×5=75
Now set up the equation:
75=3𝑋
Solve for X by dividing both sides by 3:
𝑋=75/3=25
Thus, the value of X is 25.
Correct Answer is C
Explanation
To find 3 percent of 60, calculate 3% as a decimal, which is 0.03, and then multiply it by 60:
0.03×60=1.8
This means 3 percent of 60 is 1.8.
The correct answer is: C 1.8
Correct Answer is A
Explanation
To solve the expression given 𝑋=4X=4 and 𝑌=6Y=6, substitute these values into the expression and simplify step by step.
The expression is:
(4𝑋+3𝑌−8)−3(2𝑋−𝑌+2)
Substitute 𝑋=4 and 𝑌=6:
(4⋅4+3⋅6−8)−3(2⋅4−6+2)
Calculate the inner values:
(16+18−8)−3(8−6+2)
(26)−3(4)
Now calculate further:
26−12
This simplifies to: 14
So, the correct answer is: 14
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