Answer:
Number of rats : Food weight = 1 : 5
Step-by-step explanation:
Number of rats in the group = 9
Weight of food carried away by them = 45 kg
Ratio of the number of rats and food weight = 
= 
= 
= 
Therefore, Number of rats : Food weight = 1 : 5
Answer:
Hi there
Your answer is
He gives Max 12 cards
Step-by-step explanation:
2/6 of 36
2/6 * 36/1
72/6=12
12 cards is 2/6th of 36 cards
20 total marbles....7 are green
probability on first draw is 7/20...and since the marble was not replaced, the probability on the second draw is 6/19. And since they cant happen at the same time, we multiply
7/20 * 6/19 = 42/380 which reduces to 21/190
Answer:
A
Step-by-step explanation:
Given
y = 
← cancel x on numerator/ denominator
= 
Cancelling the factor x, leaves a hole in the graph at x = 0
This means that everybody answered the same number of items. This means that every data value is equal to the mean. This outcome permits us to say that the sample standard deviation of a data set is zero if and only if all of its values are same or identical.
