Answer:
55.55% decrease
Step-by-step explanation:

In the question ,
Initial point value = 9
Final point value = 4
Change% = 
 
        
             
        
        
        
Answer:
28(1+2t+w)
Step-by-step explanation:
 
        
             
        
        
        
Answer:
Step-by-step explanation: I think you skip count by 50s or something like that. So, it has to be 64.
 
        
             
        
        
        
Here, Sequence : -2, -6, -18, -54
Common Ratio = a₂/a₁ = -6/-2 = 3
As the expression is in negative sign, it's sequence will be -3ˣ
Where x = number of terms in the sequence [ By this rule, you can calculate the unknown nth number]
In short, Option C is your answer!!!!
Let me know, if you have some doubt.
        
             
        
        
        
Ratio of men : women = 3 : 5
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<u>Find total parts:</u>
3 + 5 = 8
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<u>Find 1 part:</u>
5 parts = 140
1 part = 140 ÷ 5 = 28
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<u>Find 8 parts (total):</u>
8 parts = 28 x 8 = 224
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Answer: There are 224 employees