jennakim1313 jennakim1313

14-04-2022
Mathematics

contestada

In a class of 90 students, the ratio of boys and girls is 4:5 Find the number of boys and girls

Respuesta :

Аноним Аноним

14-04-2022

Step-by-step explanation:

Number of students in class = 90

ratio of boys and girls = 4:5

sum of ratios = 9

Number of boys = 4/9 × 90

= 360/9

= 40

Number of girls = 5/9 × 90

= 450/9

= 50

Hope it helpz~

Answer Link

Otras preguntas

Blank occur when something is on the floor that shouldn't be

Find slope of m and y intercept of the graph of x+5y=20

¿Que son versos de igual extensión?

Within hours after conception, the 23 pairs of chromosomes within the zygote _____, forming two complete sets of the genome.

Chemical weathering occurs faster in warm tropical climates, although it happens in cold climates as well, describe some conditions in Antarctica that could lea

Which of these excerpts from "Once in a Lifetime" by Jhumpa Lahiri most clearly exemplifies diversity within socioeconomic status?

Discuss the postponement concept as it relates to the production and logistics interface.

What is the correct classification of the system of equations below? y − 3x = 3 and y = 3x − 2

Sphere interaction is as simple as water evaporating into the air. This would be an interaction between the hydrosphere and atmosphere. Choose other examples of

Cigarettes can contain over _______ chemicals. A. 1,000 B. 4,000 C. 2,000 D. 3,000