Range for boys = 20-8 = 12
Range for girls = 15-3 = 12
Range is same for both boys and girls.
median of boys = 12.5
median for girls = 6.5
Median is greater for the boys.
Hope it helps!
Answer:
8,6
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given



Required
Determine the probability of selecting two fakes
The probability can be represented as thus: 
Using the following probability formula, we have:

Each probability is calculated by dividing number of fakes by total number of gems:

The minus 1 (-1) represent the numbers of fake and total gems left after the first selection




<em>Hence, the required probability is approximately 0.504</em>
Answer:
Raj will take 10 minutes
explanation:-
Raj types 20 words per minute
Saleem types 40 words per minute
I. e speed and time are inversly proportional.
therefore, Raj will take twice the time Saleem takes.
Raj takes 2 * 5 = 10 minutes