Answer:
18, 7.4 (if its 12.6) and 52, 92 (if its 12x6)
Step-by-step explanation:
We know that
<span>1. The number of all 4-letter words written using the alphabet of 20 symbols (from A to T) is
20</span><span>^4=160,000
</span><span>
2. The number of all 4-letter words written using the alphabet of 19 symbols (from B to T) is
19</span><span>^4=130,321
</span><span>
3. The difference represents exactly the number of all words of the inhabitants of the island of Jumble
difference=</span>(160,000-130,321)= 29679.
the answer is
29679
Answer:
Mia: 90 and Isabella: 30
Step-by-step explanation:
Mia: 60 x 0.5 (50%) is 30
Isabella: 60 x 1.5 (150%) is 90
Answer:
A
Step-by-step explanation:
Mean:27
median:25
Mode:25
Range:11