Jeff1407 Jeff1407

15-02-2021
Mathematics

contestada

There are 220 students in Year 9
There are 20% more boys than girls.
a) How many boys and how many girls are there in Year 9?

Respuesta :

barackodam barackodam

15-02-2021

Answer:

132 and 88

Step-by-step explanation:

If there are 20% more boys than girls, then this means that the total percentage of boys us 60% and girls is 40%.

0.6 * 220 = 132

0.4 * 220 = 88

There are 132 boys and 88 girls in year 9

Answer Link

Otras preguntas

Which of the following was NOT true of the British position in the American Revolution? (A) The war was unpopular in Great Britain. (B) The hit-and-run tactics

Shana sells t-shirts. It costs Shana $6.50 to buy each t-shirt. She also pays $150 each month to rent equipment to add print to the t-shirts. Shana sells eac

A train travels 225 kilometers in 2.5 hours. What is the train’s average speed?

What is 15 twentieths in its lowest terms?

The principle of separate but equal was established by (A) Brown v. Board of Education (B) Wesbery v. Sanders (C) Plessy v. Ferguson (D) Regents of University o

The border states that remained in the Union were (A) Ohio, Indiana, and Illinois (B) Tennessee (C) Kentucky and Missouri (D) Delaware, Maryland, Kentucky and M

A sound wave travels at 330 m/sec and has a wavelength of 2 meters. Calculate its frequency and period.

Write an algebraic expression for the product of 33 and j

What is 15 twentieths in its lowest terms?

Which substance—wood or steel—is the better conductor? A conductor is a material that requires very little heat energy to experience a change in temperature. Ex