ll23v5a233 ll23v5a233

23-10-2019
Mathematics

contestada

if there are 1050 students in a school and the ratio of boys to girls is 9:5 what is the number if boys in the school?

Respuesta :

memeann2004 memeann2004

23-10-2019

Answer:

675

Step-by-step explanation:

Let the ratio be 'R'

Total number of students = 1050

Then,

9R + 5R = 1050

R = 1050

=> R = 75

Hence, the number of boys = 9R = 9 x 75 = 675

Answer Link

Otras preguntas

Food webs diagram the complex relationships of energy flow in an ecosystem containing a variety of producers and consumers. A diagram is provided. Which of the

How many yards are in 60 feet?

How does the cardiovascular system help the body maintain homeostasis? osmosis and capillary action capillary action and thermoregulation thermoregulation and h

Which of the following statements would make the best thesis for an argumentative essay?

Acabo de tomar una posición sobre el tema de inmigración—si es un asunto de derechos humanos o si es un asunto de la ley. Quiero que ellos sean convencidos. ¿Qu

140 + (-122) + (-10), I also need it with work.

TRUE OR FALSE 1. The hydrogen ion and the hydronium ion can be used interchangeably in a chemical equation to represent a hydrogen ion in aqueous solutions. 2.

Describe the 4 layers of the rainforest

After being born from an egg, a larva eventually grows into a fly. This is known as.. -metabolism -growth -reproduction -metamorphosis -Other:

Which of the following expressions represents "the difference of 8 and n"? -8n n - 8 8-n