Answer:
8 1/4
Step-by-step explanation:
20 2/4
-
12 3/4
__________
8 1/4
Mean = average = (sum of numbers) / (count of numbers)
= 84 / 12 = 7
Median
Arrange the numbers from least to greatest
1.8, 2.5, 2.6, 4.4, 4.4, 7.3, 8.0, 9.5, 10.3, 10.4, 11.1, 11.7
The middle numbers are 7.3 and 8. The average of these numbers is 7.65
Mode: Which among the numbers appear more frequently. That is 4.4
Range: 1.8 to 11.7
Answer:
1.2 kg
Step-by-step explanation:
filling the jug up half way adds 1.4 kg to the weight.
2 x 1.4 - 2.8 kg of marbles when full
4-2.8 = 1.2 kg
The slope is zero. Slope formula is Y=mx+b and since B is 1.5 and it is a straight line, Y=mx+1.5. What plus 1.5 is 1.5? 0. Hope this helps.