Question

In an examination 70% students get first division 10% get second division and the rest get 3rd division find the number of students placed in each categories if 150 students took the examination

Answer 1

Answer:

Number of students for first division=85

Number of students for second division=15

Number of students for third division=30

Explanation:

Percent of stundents for third division=100 - (70+10)

. = 100 - 80

. = 20%

Now,

Number of students for first division =. (70/100)*150

. =. 85

Number of students for second division=

(10/100)*150

. = 15

Number of students for third division=

(20/100)*150

. = 30

Hope it helps

Answer 2

Answer:

105 , 15 , 30

Explanation:

70% of 150

70/100×150=105

10% of 150

10/100×150=15

20% of 150

20/100×150=30