You distribute the two in the parenthesis and add both the x and then the 18 and 2 which gives you 20 ;X=20
90,000 because 9 is in the thousandths place and rounded up is 90,000
Step-by-step explanation:
the answer and problem shown in the picture above
Answer:
Shyam would be 43 years old
Step-by-step explanation:
Ram is 49 years old, since she is 3 years younger than Shyam and Krishna is 48 years old than Shyam
You have to pay attention in this:
- The order doesn't matter
- No repetition
- You can not chose all available elements (just 4)
So in this case your formula must be: 9C4= 9!/(4!*(9-4)!) = 126 ways
