Answer:
x = 4
Step-by-step explanation:
4x = 16
divide both sides by 4:
⇒ 
⇒ x = 4
Answer:
use a median , mean and median mode calculator there are plenty online...i don't know for sure this question but you can use those calculators it will generate it for you
Step-by-step explanation:
“ negation “ would be used
B:
Explanation that equation is the B
Ans: 720
<span>This is equal to the number of different arrangements of three persons from a group of 10 persons </span>
Required number of ways = 10P3 = 720
OR can be solved in this way
select 3 runners (10C3 ways)
These 3 runners can be arranged in 3! ways
<span>Total = 10C3×3! = 720
</span>
