Answer:
23 floors
Step-by-step explanation:
Subtract 7 from 30:
30 - 7
= 23
So, she traveled 23 floors.
If u need to show your work here:
Take the 10 and divide by 2
Then that 5 is now 5a at the beginning of the problem then rewrite it and then take a4,b6,a7,b-3 and add them together which gives you and answer of
5a11b3
I There would be 52-4 = 48 cards that are not aces.
The probability of picking a non ace card would be 48 out of 52, which is written as 48/52, which reduces to 12/13