Answer:
The answer is 21/40
Step-by-step explanation:
(1×5)+(2×8)8×5
=5+16/40
=21/40
Have a blessed day :)
Answer:
B. stratified.
Step-by-step explanation:
If a population is composed by identifiable groups or strata, with large variations between groups, the stratified sampling should be applied in order to comprehend and represent all of the different groups in the sampling process.
Therefore, the answer is alternative B. stratified.
Answer:
Step-by-step explanation:
take 55 degree as reference angle
using tan rule
tan 55=opposite/adjacent
1.42=37/x
x=37/1.42
x=26.05
Answer:
-27
Step-by-step explanation:
5(x+3) = 4(x-3)
5x + 15 = 4x - 12
5x - 4x = -12 - 15
X = -27
