Math, asked by hago23, 5 months ago

In a class of 45 students the ratio of boys to girls is 3:2.
Find -
1.The number of girls in the class
2.The number of boys in the class
3.The ratio of the number of boys to the total number of students.

Answers

Answered by shweta7289

1

Step-by-step explanation:

3x+2x=45

5x=45

x=45/5 =9

no of girls =2x= 18

no of boys =3x= 27

no of boys / total students

= 27/ 45 = 3/5

3:5

Previous Question

Next Question

Similar questions

English, 2 months ago

Re-arrange the following words/phrases to make meaningful sentences: a. appetite/they/and/improve/body’s/increase/ability/fight/to/diseases b. played/it/courtyard/can/in/be/even/the/of/house/a...

Social Sciences, 2 months ago

All countries that are democratic must have constitution. Justify the statement by giving three relevant points.

Math, 2 months ago

28. Draw a kelangle ABC with Bc ucm AB-3cm $<$ ABC-a Then construct a somelon separgle whose side are of s the Corresponding sides of triangle ABC...

Math, 5 months ago

Tina plays tennis for 4 hours on Monday, 3 hours on Tuesday, 3 hours on Wednesday and 2 hours on Thursday. How many hours a day does she play on an average?

English, 5 months ago

Explain the imagery associated with each season. Mention the adjectives used by the poet to describe each of them. The poem is attached. Please no spam answers, I request you. And the one who will give a good answer I will follow him/her.

Sociology, 11 months ago

I fells like I am in hell..... whenever I falls ill.

Hindi, 11 months ago

__7. मूलशब्द और प्रत्यय अलग करके लिखिए- (i) शिक्षाप्रद (ii) सुखदाई...

Science, 11 months ago

The refractive index of a medium ' x ' with respect to ' y ' is 2/3 and the refractive index of the medium ' y ' with respect to medium ' z ' is 4/3 . Calculate the refractive index of the medium ' z ' with respect to medium ' x ' .. Find the speed of light in medoum y if speed of light in medium x is 3*10^8 m/s...