Percentage
- What is to be added to 15% of 160 so that the sum may be equal to 25% of 240 ?
-
View Hint View Answer Discuss in Forum
Required number = 140 × 25 - 160 × 15 100 100
Correct Option: D
Required number = 140 × 25 - 160 × 15 100 100
Required number = 60 – 24 = 36
- The population of a village is 25,000. One fifth are females and the rest are males. 5% of males and 40% of females are uneducated. What percentage on the whole are educated?
-
View Hint View Answer Discuss in Forum
Males = 25000 × 4 = 20000 5
Females = 5000Educated males = 20000 × 95 = 19000 100 Educated females = 5000 × 60 = 3000 100
Total educated persons = 22000
Correct Option: B
Males = 25000 × 4 = 20000 5
Females = 5000Educated males = 20000 × 95 = 19000 100 Educated females = 5000 × 60 = 3000 100
Total educated persons = 22000∴ Required percent = 22000 × 100 = 88% 25000
- In a big garden 60% of the trees are coconut trees, 25% of the number of coconut trees are mango trees and 20% of the number of mango trees are apple trees. If the number of apple trees are 1500, then the number of trees in the garden is :
-
View Hint View Answer Discuss in Forum
If the number of trees in the garden be p, then
p × 60 × 25 × 20 = 1500 100 100 100 ⇒ p × 3 × 1 × 1 = 1500 5 4 5
Correct Option: B
If the number of trees in the garden be p, then
p × 60 × 25 × 20 = 1500 100 100 100 ⇒ p × 3 × 1 × 1 = 1500 5 4 5 ⇒ p = 1500 × 5 × 4 × 5 = 50000 3
- Given A is 50% larger than C and B is 25% larger than C, then A is what percent larger than B ?
-
View Hint View Answer Discuss in Forum
Let C = 100
Then, A = 150
B = 125∴ Required percentage = 150 - 125 × 100 125 Correct Option: D
Let C = 100
Then, A = 150
B = 125∴ Required percentage = 150 - 125 × 100 = 20% 125
- 498 is 17% less than the number by
-
View Hint View Answer Discuss in Forum
As per the given details in question ,
p × 83 = 498 100
Correct Option: C
As per the given details in question ,
p × 83 = 498 100 ⇒ p = 498 × 100 = 600 83
