Add: 5 1/4+7 1/3 =
12 7/12
11 2/7
12 1/2
11 5/12
Correct Answer : A
To add the mixed numbers and
, First add the whole numbers part separately and the fraction part separately
5 + 7 = 12
Now convert the fractions part with a common denominator and then perform the addition.
- Find a common denominator: The least common multiple (LCM) of 4 and 3 is 12. So, convert each fraction:
=
=
=
=
- Add the two fractions:
+
=
=
- Now combine the whole number part with the fraction part
12 + =
Thus, the answer is A 12 7/12.
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Related Questions
Correct Answer is B
Explanation
First convert grams to pounds, and then convert the decimal part of the pound to ounces.
- Convert grams to pounds:
=
≈13.375pounds
- Separate the integer and fractional parts of the pound:
- Integer part is 13 pounds.
- Decimal part is 0.375 of a pound.
- Convert the decimal part to ounces (1 pound = 16 ounces):
0.375×16 ≈ 6ounces
Thus, the infant's weight is approximately 13 pounds and 6 ounces.
The correct answer is B 13 pounds, 6 ounces.
Correct Answer is A
Explanation
To convert 45% to a decimal, move the decimal point two places to the left. This is because "percent" means "per hundred," so dividing by 100 effectively shifts the decimal point two places to the left:
45%=45 ÷ 100=0.45
Therefore, the correct answer is: A 0.45
Correct Answer is A
Explanation
To solve the proportion =
, use cross-multiplication:
45×105=35×𝑋
Calculate the left side:
45×105=4725
Now set up the equation:
4725=35𝑋
Solve for X by dividing both sides by 35:
𝑋= = 135
Thus, the value of X is 135.
Correct Answer is A
Explanation
Calculate the value of each quarter and how many quarters make up $25.00.
Each quarter is worth $0.25.
To find out how many quarters are in $25.00, divide the total amount by the value of one quarter:
25.00 ÷ 0.25=100
Therefore, the cashier will give the player 100 quarters.
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