Answer:
we say the number of samples is 4
Step-by-step explanation:
Given data
sample = 100
total sample conduct = 4 time
to find out
What is the number of samples
solution
we know that sample size for each month is 100
4 time sample taken January, march, June and September.
so that no of people sample is = 4 × 100 = 400
so that for number is sample is 400 /100
so we say the number of samples is 4
2y-7>15
2y> 15+7
2Y > 22
2Y/2>22/2
y > 11
put any number below 11 in the left side it will be less then 15
2x-5> 1
2x > 1 +5
2x > 6
2x/2 > 6/2
x > = 3
put 3 instead of x in the left side it will be equal to the right side or put anything less then 3 then the left side will be less then 1
2x+5>1
2x > 1-5
2x > -4
2x/2>-4/2
x> -2
put -2 instead of x it will be equal to the right side anything less then -2 then it will be less the the right side
Answer:
i got 9
Step-by-step explanation:
if you multyply 2 x 6 = 12
divide that by 3 is 4
4 minus 2 is 2
2+7 = 9
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