Answer:
wrong its 8
Step-by-step explanation:
Answer:
The sale price he paid for the TV was $403.20
Step-by-step explanation:
You multiply the original price by .4 (40%). Then, you subtract that number from $672 to find the price Jayden paid! :)
Since there are three kids, 3x3=9. 80-9=71. Danny and Mark and Evans ages combined is 71 years
No entiendo....................
If x is the average of "the other 20 numbers", then their sum is 20x. Adding the 21st number makes the sum of all 21 numbers be 20x +4x = 24x.
The 21st number, 4x, is 4x/(24x) = 1/6 of the total of all numbers,