Answer:
Step-by-step explanation:
Given
Required
Number of cans in September
First, we need to determine the total collected can from July to August.
September is then calculated as follows:
Hence:
2697 cans are still needed
This should be
210=287+m119
Answer:
D
Step-by-step explanation:
Let x = number of inches plant grows in a month.
(3/4)/x = 1 week/4 weeks
x(1) = (3/4)(4)
x = 3
Answer: 3 inches
Answer:
86%
Step-by-step explanation:
The mean is calculated as
mean =
The sum for the class is calculated as
= 70 ( multiply both sides by 30 )
sum = 2100
The sum of the 20 boys is
= 62 ( multiply both sides by 20 )
sum = 1240
The sum for the 10 girls is therefore 2100 - 1240 = 860
Thus the mean mark for the girls is
mean = = 86%