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Answered

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Find the missing number.
1. 25% of 4 is _?
2. 2 is
percent of 5?
3. 60% of 80 is
?
4. 18 is percent of 54
5. 30% of
is 120?​

Sagot :

Fionamillano29idn

1. 25% of 4 is 1

Solution:

Percentage: ?

Base: 4

Rate: 25% (convert to decimal) 0.25

Formula for Percentage - Base × Rate

Therefore, 4 × 0.25 = 1 (percentage, ANSWER)

2. 2 is 40% of 5

Solution:

Percentage: 2

Base: 5

Rate: ?

Formula for Rate: [tex]\frac{Percentage}{Base}[/tex] or Percentage ÷ Base

Therefore, 2 ÷ 5 = 0.4 ---> convert to percent ----> 40% (rate, ANSWER)

3. 60% of 80 is 48

Solution:

Percentage: ?

Base: 80

Rate: 60% (convert to decimal) 0.60

Formula for Percentage: Base × Rate

Therefore, 80 × 0.60 = 48 (percentage, ANSWER)

4. 18 is 33% of 54

Solution:

Percentage: 18

Base: 54

Rate: ?

Formula for Rate: [tex]\frac{Percentage}{Base}[/tex] or Percentage ÷ Base

Therefore, 18 ÷ 54 = 0.33 ---> convert to percent ---> 33% (rate, ANSWER)

5. 30% of 400 is 120

Solution:

Percentage: 120

Base: ?

Rate: 30% (convert to decimal) 0.30

Formula for Base: [tex]\frac{Percentage}{Rate}[/tex] or Percentage ÷ Rate

Therefore, 120 ÷ 0.30 = 400 (base, ANSWER)