Question

3y = 18
(3) Solve the following equations 3n+ 7 = 22
(4) In a college out of 4320 students. 2300 are girls. Find the nation of
(a) Number of girls to the total number of students.​

Answer 1

Answer:

$\huge\rm\purple{Answer}$

1] 3y = 18

➡️ y = 18/3

➡️ y = 6

(3) Solve the following equations

(3) Solve the following equations 3n+ 7 = 22

➡️ 3n = 22 - 7

➡️ 3n = 15

➡️ n = 15/3

➡️ n = 5

(4) In a college out of 4320 students. 2300 are girls. Find the ratio of

(4) In a college out of 4320 students. 2300 are girls. Find the ratio of(a) Number of girls to the total number of students.

Ratio = number of girls / number of students

= 2300/4320

= 230 ÷2/432÷2

= 115/216