<span>10!/5! =10*9*8*7*6=30,240;;
If order is not considered, 10C5 =10!/5!5!=252 </span>
Answer:
-2x + 7x + 34 = -2 ( 1 - 7 x ) x=4
Cathy may not understand that you look at the neighbor of your number which is seven and anything with the number 4 or less will stay the same. Which would get you 1,200 anything 5 or more you will raise the number which means that the number 1,275 rounded to the nearest hundredth would be 1,300.
You multiply 24 by 6 to get C. $144
The probability that a plastic blue marble is chosen is 1/5