Answer:
Number of coins.
Step-by-step explanation:
You mean quantity?
The amount of or number of items (in this case coins).
Answer:
it will last 18 days
Step-by-step explanation:
divide 42 by 2 1/3
2 1/3 = 7/3
42 / 7/3 =
42 * 3/7 =
126/7 = 18
if this isn't enough then here
The number of days it will take the dog to consume the 42 cup of food will be 18 days.
Total cups of dog food = 42 cups
Amount of cups consumed per day =
To obtain the number of days it will take to consume the entire food :
Divide the total amount of food by the amount consumed per day
Hence,
(42 ÷ (7/3))
Take the reciprocal of 7/3 and change the operation sign to multiplication
42 × 3/7 = (42 × 3) / 7 = 126 / 7 = 18 days
Therefore, it will take the dog 18 days to finish up the 42 cups of food.
The LCM of the numbers 2, 6 and 11 is
Given are three numbers: 2, 6 and 11.
We can find the LCM using the prime factorization method.
List the prime factors of these numbers.
2 = 2
6 = 2 × 3
11 = 11
LCM = product of the highest power of the primes.
LCM = 2 × 3 × 11
= 66
Hence the lcm is 66.
Learn more about LCM here :
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First you need to figure out how many yards of ribbon you are buying. To do that divide 11 by 3. That equals 3 2/3 yards. You divided it by 3 because there are 3 feet in 1 yard.
next you need to change 3 2/3 yards into an improper fraction. Multiply the whole number 3 by the denominator that ='s 9 and it to the numerator that ='s 11 so now you have the improper fraction 11/3 that represents the number of yards of ribbon you are buying. Then multiply $1.32 * 11/3 = $14.52/3 reduced = $4.84
Paid $4.84 for the ribbon
-2x+6y=3
16. Tell whether the lines for each pair of equations are parallel perpendicular or neither
Y=-1/5x+6
-2x+10y= 5
Answer:
Step-by-step explanation:
15. The given lines are
Y=-3x+7 & -2x+6y=3 or, 6y = 3 + 2x or, .
The slope of the first line is -3 and the slope of the second line is [Comparing with the standard form of equation of straight line y = mx + c, where m is the slope of the straight line].
Two straight lines will said to be perpendicular to each other, if the product of its slopes will be equal to -1.
Since, , the equations are perpendicular with respect to each other.
16. The lines are and -2x + 10y = 5 or, 10y = 5 + 2x or, .
As per the question number 15, it is clear that these equations are not perpendicular.
Here, the slope of the first one is and the slope of the second one is .
The values are same with different sign. Hence, these equations are not parallel too.