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

Please answer with a detailed explanation. Thank you!

5/3x+5=1/3x-3 what does x represent

18. What is the solution of |2x+5|<19? -19 < x < 19 -12 -7 -24 < x < 14

its 8:05 i read for 30 mins what time did i start ?

Vitamin deficiency in the United States is not common. However, inadequate gastric acid secretion secondary to gastric resection, use of medications that suppre

Which statement best describes how minerals are different from rocks

Cobalt Sodas has seen its market share erode in recent years, as consumers increasingly turn toward healthier beverage choices such as unsweetened sparkling wat

Protons are located in the nucleus of the atom. A proton has a) No charge b) A negative charge c) A positive and a negative charge d) A positive charge

Find the length of the segment AB if points A and B are the intersection points of the parabolas with equations y=−x^2+9 and y=2x^2−3 .

which ordered pair is the solution to the system of equations? x+3y=-12 y=1/3x-6 a. (10, -2 2/3) b. (-5, -2 1/3) c. (3,-5) d. (-9,-9)