Iklan

Iklan

Pertanyaan

A group of boys rent a futsal hall for RM200. If n is the number of boys, the cost, C ,to be shared equally among them is given by, Sekumpulan budak lelaki menyewa sebuah gelanggang futsal dengan harga RM200. Jika ialah bilangan pelajar, kos, ,yang dikongsi secara sama rata dalam kalangan mereka diberi sebagai, C = n 200 ​ If 10 more boys join the group, each boy will pay RM1 less. Calculate the original number of boys in the group. Jika 10 lagi budak lelaki menyertai kumpulan ini, setiap mereka akan membayar kurang RM1. Hitung bilangan asal budak lelaki dalam kumpulan itu. [4 marks] [4 markah]

A group of boys rent a futsal hall for RM200. If  is the number of boys, the cost, , to be shared equally among them is given by,

Sekumpulan budak lelaki menyewa sebuah gelanggang futsal dengan harga RM200. Jika undefined ialah bilangan pelajar, kos, undefined, yang dikongsi secara sama rata dalam kalangan mereka diberi sebagai,
 


 

If 10 more boys join the group, each boy will pay RM1 less. Calculate the original number of boys in the group.

Jika 10 lagi budak lelaki menyertai kumpulan ini, setiap mereka akan membayar kurang RM1. Hitung bilangan asal budak lelaki dalam kumpulan itu.

[4 marks]
[4 markah]

  1. ...undefined 

  2. ...undefined 

Iklan

I. Ridha

Master Teacher

Mahasiswa/Alumni Universitas Negeri Surabaya

Jawaban terverifikasi

Iklan

Pembahasan

The rent cost for each boys ( boys) The rent cost for each boys ( boys) is Itsays that the rent cost for each boys will be RM1 less than for 10 more boys. The possible value for the number of boys is 40. So, the original number of boys in the group is 40.

The rent cost for each boys (begin mathsize 14px style n end style boys) begin mathsize 14px style C equals 200 over n end style

The rent cost for each boys (begin mathsize 14px style n plus 10 end style boys) is  begin mathsize 14px style fraction numerator 200 over denominator n plus 10 end fraction end style

It says that the rent cost for each boys will be RM1 less than begin mathsize 14px style 200 over n end style for 10 more boys.
 

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell 200 over n minus 1 end cell equals cell fraction numerator 200 over denominator n plus 10 end fraction end cell row cell fraction numerator 200 minus n over denominator n end fraction end cell equals cell fraction numerator 200 over denominator n plus 10 end fraction end cell row cell 200 n plus 2000 minus n squared minus 10 n end cell equals cell 200 n end cell row cell 2000 minus 10 n minus n squared end cell equals 0 end table end style

begin mathsize 14px style n equals 40 space or space n equals negative 50 end style
 

The possible value for the number of boys is 40.

So, the original number of boys in the group is 40.

 

Perdalam pemahamanmu bersama Master Teacher
di sesi Live Teaching, GRATIS!

88

Iklan

Iklan

Pertanyaan serupa

Berikut ini data nilai ulangan Bahasa Indonesia 30 siswa. Tentukan: d. Nilai rata-rata ulangan.

199

1.0

Jawaban terverifikasi

RUANGGURU HQ

Jl. Dr. Saharjo No.161, Manggarai Selatan, Tebet, Kota Jakarta Selatan, Daerah Khusus Ibukota Jakarta 12860

Coba GRATIS Aplikasi Roboguru

Coba GRATIS Aplikasi Ruangguru

Download di Google PlayDownload di AppstoreDownload di App Gallery

Produk Ruangguru

Hubungi Kami

Ruangguru WhatsApp

+62 815-7441-0000

Email info@ruangguru.com

info@ruangguru.com

Contact 02140008000

02140008000

Ikuti Kami

©2023 Ruangguru. All Rights Reserved PT. Ruang Raya Indonesia