Contents
How many balls fit in a box?
After finding right packing, you can calculate exact value. Well, assuming each ball occupies ~1 cm 3 of space, you have fit in 1,000,000 balls just by having them in a square lattice.
How many ways are there to put 10 numbered balls into 4 numbered boxes a box is allowed to be empty )?
Applying multiplication principle then, there are (42)(210−2)=6132 ways to arrange the ten balls among the four boxes having exactly two boxes empty.
How do you find the expected number of boxes without balls?
Let X=X1+X2+X3+X4+X5. Then X is the total number of boxes that end up with zero balls in them.
How many ball pit balls do I need to fill a trampoline?
As we said before, 500 balls fits a space of about 6 cubic feet, and the majority of bundles to purchased come in packs of 100. If your ball bit is 3 ft long, 4 ft wide and 2 ft high, the total size is 24 cubic feet. So you’ll need 1992 balls (around 2000 balls) to fill it.
How many are green balls?
The total number of balls is 60. There are four times as many red balls as green balls and 6 more blue balls than green balls.
How many ways are there to distribute 6 indistinguishable balls into nine?
evaluating the number of ways to distribute six indistinguishable balls into nine distinguishable bins, we can use the combination formula. This is because order is not important and repetition is allowed. The combination formula is C(n+r−1,r). =14!/6!(
How much does 30000 ball pit balls cost?
BOX PRICING (150 GermBLOCK balls each – 4 box minimum order)
| ORDER SIZE | BALLS | PRICE PER BOX** |
|---|---|---|
| 30-59 boxes | 4500-8850 | $34.90 |
| 60-99 boxes | 9000-14,850 | $34.10 |
| 100-199 boxes | 15,000-29,850 | $33.35 |
| 200 or more boxes | 30,000 or more | $32.60 |
How deep is the average ball pit?
3′ tall should be enough for the average person to climb in and out of. You should also consider how deep you want your balls to be. About 2.5 feet (0.8 m) deep would be enough to immerse a seated person while still not feeling like you’re drowning in balls, or without them spilling over.
Can a box contain more than one ball?
The balls are either distinct or identical. 2. The boxes are either distinct or identical. 3. No box can contain more than one ball or any box may contain more than one ball. 4. No box can be empty or any box can be empty. This is an area which many students choose to ignore.
How many balls are in a tennis box?
Each box can contain at most one ball (≤ 1) Each box must contain at least one ball (≥ 1) Each box must contain at least one ball (≥ 1) Each box must contain at least one ball (≥ 1) Each box must contain at least one ball (≥ 1)
How many balls are in a box of defective balls?
Many of us instinctively will take one ball out of each box and try to find a way to make it work but the trick to take different number of balls from each box. The number of balls you pick from each bag is equal to the box number. For example, pick 1 ball from box 1, 2 balls from box 2 and so on.
How many balls can fit in a square lattice?
Well, assuming each ball occupies ~1 cm 3 of space, you have fit in 1,000,000 balls just by having them in a square lattice.