3.9 * 5.3 ≈ 4 * 5
≈20
Well after doing your multiplication, you can place your decimal point by knowing that from estimation the answer is around 20.
So you can place your decimal point after the first two digits from the left.
Answer:
25x
Step-by-step explanation:
25 divide by 6
7 times 8
12x+y4 equals 276 divided by 25
Answer_ 25x
Use the Pythagorean theorem:
The length of the hypotenuse is 6√2 units.
Answer:
4
Step-by-step explanation:
There are 4 board members and 3 committee members. You can solve this using combinations:
4C3 = 4!/(3!(4-3)!) = 4!/(3!1!) = 4
You can also solve this by recognizing that since there is one fewer committee spot than there are board members, there will be one possible committee excluding each of the 4 board members.
