If they are two positive numbers, do it normally. If there is a negative and a positive, change it to addition and switch the SECOND integer sign. Only works with two integer…s in a subtraction question.
Answer:
4/7
Step-by-step explanation:
4/7 = 36/63 - bigger
5/9 = 35/63
Given that Lana received 18 ounces of candy and Tom received 4 times as much candy as Lana received, then the number of candy Tom received is given by 4(18) = 72.
Now, given that Tom divided his candy evenly into 9 piles. Then the number of ounces of candy in each of Tom's piles is given by:
72/9 = 8 ounces.
"2/3 of the amount used in April" would be written as follows:
(2/3)(4/5) = 8/15 (answer)
Answer:

From this info and using the empirical rule we know that we will have about 68% of the scores between:


95 % of the scores between:


And 99.7% of the values between


Step-by-step explanation:
For this problem we can define the random variable of interest as "the student grades" and we know that the distribution for X is given by:

From this info and using the empirical rule we know that we will have about 68% of the scores between:


95 % of the scores between:


And 99.7% of the values between

