The reverse effect of another operation
ex multiply - division
The answer is 130 because if the number in the ones place is 0-4 it stays in the 30s, but if its 5-9 it rounds up to the 40s
Answer:
Priya got it right.
Step-by-step explanation:
I wouldn't have done it the way she did, but it's still correct. You can check with a calculator (if Khan Academy allows you to) or do it like this:
If f = 4, then f ÷ 0.25 should be 16.
4 ÷ 0.25 = 16
So, Priya got it right.
Answer:
The probability of not receiving a salad is 5/9
Step-by-step explanation:
There are 3 different types of hamburgers, 2 chicken sandwiches, and 4 types of salads.
Hence total number of choices are 2+3+4= 9
Since, we have 4 choices of salad, hence probability of receiving a salad is given by

Hence, the probability of not receiving a salad is given by

Therefore, the probability of not receiving a salad is 5/9