satnav12321 satnav12321
  • 04-02-2021
  • Mathematics
contestada

There are 220 students in year 9.
There are 20% more boys then girls.
a) How many boys are there in year 9
b) How many girls there in year 9

Respuesta :

danielelmore18
danielelmore18 danielelmore18
  • 04-02-2021
20% of 220 is 44 people so if you divide 220 by 2 you have 110 of each then add 44 to one and subtract 44 from the other the answer to a is 154 and the answer to b is 66
Answer Link

Otras preguntas

What is 1997 from 2014????????????
A circular pool is ten feet in diameter and five feet deep. What is its volume, in cubic feet?
How many grandparents have my grandparents? who can solve it is very good on maths! it is just a lpgic problem! i know the answer :)
China, Korea, and Japan share cultural similarities in part due to their (1) clashes with Russian imperialists (2) shared river systems (3) contacts through tra
least number that has 2, 3, 4, as factors
What is 0.05 percent of 6.5?
Why were people from Africa brought to Georgia?
What is the slope of any line parallel to the line 8x + 9y = 3 in the standard (x,y) coordinate plane?
how do day and nightat uranus's equator change asthe uranus revolves around the sun?
3x+y=4 2x+y=5 solve using linear combination