the sum of four number is 211 the average of three of the number is 42. what is the four number ?
1. the sum of four number is 211 the average of three of the number is 42. what is the four number ?
Pelajaran:Matematika
Arti pertanyaan tersebut dalam Bahasa Indonesia:
Jumlah dari 4 bilangan adalah 211 dan rata-rata 3 bilangan adalah 42.Berapakah nilai dari bilangan ke-4 tersebut.
Jawab:
Misal:
Bilangan 1=A
Bilangan 2=B
Bilangan 3=C
Bilangan 4=D
A+B+C+D=211
42=A+B+C÷3
A+B+C=42×3
A+B+C=126
Nilai bilangan keempat(D)=211-126=85.
Semoga membantu.>_<.Jadikan jawaban terbaik ya.
a+b+c+d = 211
(a+b+c)/3 = 42
a+b+c = 126
a+b+c+d = 211 <= a+b+c = 126
126+d =211
d = 85
2. tlg dibantu donk kaaa,,,1) What is the ordinal number of 311? 2)What is the cardinal number of 414? 3)What is the cardinal number of 89? 4)What is the cardinal number of 567? 5)What is the cardinal number of 56?
Jawaban:
1. three hundred and eleven 2. the Fourth hundred and fourteen, 3. the Eighty nineth 4. the Fifth hundred and sixty seven 5. the Fifty sixth
Penjelasan:
3. 5/8 of a number is 80. What is 1/4 of the number?
Jawaban:
40
maaf klo salah
tolong jadikan jawaban tercerdas
Jawaban:
32
Penjelasan dengan langkah-langkah:
5/8 x a = 80
80 : 5/8
= 80 x 8/5
=640/5
a = 128
1/4 x 128 = 32
4. The sum of 40 % of number A and 30 % of number B is 6. The sum of 25 % of number A and 15% of number B is 5. Accordingly, what is the value of A?
40%A+30%B=6
----------------------- x 100
40A+30B=600
4A,+3B=60
25%A+15%B=5
---------------------- x 100
25A+15B=500
5A+3B=100
4A+3B= 60
------------------ -
A = 40
5. 1/2 of a number is 75.what is the number?
Jawaban: 150
Penjelasan: 1/2 dari suatu nomor adalah 75. jadi 75 X 2 = 150
6. 1/5 of a number is 24. What is 1/4 of the same number
jadi, jawabanya adalah 30
example the number is A
1/5 of A = 24
so,,
1/5 × A = 24
5 × 24 = A
A = 120
so the number is 120
1/4 of the same number
so,
1/4 of the A
1/4 × 120 = 30
7. 2/9 of a number is 8. What is the number?
kira kira begini
maaf kalo benar
8. 78% of a number is 156. What is the number?
78%darisebuahangkaadalah156.Angkaberapakahitu?
78% = 156
100% = ?
<----------->
= 156 ÷ 78
= 2
—↓
1% = 2
100% = 2 × 100
100% = 200
Answer: 200
9. If 73% of a number is 182.5, what is the number?
Jawaban:
73% x = 182.5
x = 182.5 : (75/100)
x = 250
The number is 250
10. 7 is 50% of what number?
7 itu 50% dari 14 hihi7 is 50% adalah nomor 3,5
11. Shirley is thinking of a number. 25% of the number is equal to 110. What number isShirley thinking of?
Jawaban:
Let's use "p" as an unidentified number.
p × 25% = 110
p × 25/100 = 110
p × 1/4 = 110
p = 110 ÷ 1/4
p = 110 × 4
p = 440
So, the number that Shirley thinking is 440
CMIIW, yeah..
12. What number is 24% of 75
jawabannya
24% of 75 is 18
13. If 73% of a number is 182,5 what is the number?
Jawaban:
73% x =182.5
X = 182.5 : 73/100
X = 250
14. I am thinking of a number. 80% of the number is 56. What is the number?
80 % = 56
100 % = x
80%x = 56
X = 5600/80
X = 70
Maaf kalo salah
70
----
Translate: Aku sedang memikirkan sebuah angka. 80% dari angkanya adalah 56. Berapa angka aslinya?
80% = 56
100% = ???
Solusi:
80% ÷ 8
= 10% × 10
= 100% ← Angka asli
Ubah menjadi:
56 ÷ 8
= 7 × 10
= 70 ← Angka asli
Maka, angka yang kita pikirkan adalah 70.
15. A box contains some red, yellow and blue beads. The ratio of the number of red beads to the number of yellow beads is 2 : 5. The ratio of the number of blue beads to the number of red beads is 4 : 7. What fraction of the beads are yellow?1️⃣ 35/372️⃣ 22/573️⃣ 14/574️⃣ 8/57HELPP!! TYSM FOR THE ANSWERS
Jawab: (1.) 35/37
Penjelasan dengan langkah-langkah:
Red : yellow = 2 : 5
Blue : red = 4 : 7
2 . 7 : 5 . 7 = 14 red : 35 yellow
4 . 2 : 7 . 2 = 8 blue : 14 red
blue : red : yellow
= 8 : 14 : 35
Yellow = 35 / 8+14+35
Yellow = 35/57
16. 135 of the number is 243. What is the number
Jawab:
180
Penjelasan dengan langkah-langkah:
243 : 135 = 1.8
1.8 x 100 = 180
17. What number is Sina thinking of
Gambar teksnya mana ?? haduh
Maybe 2
18. 60% of a number is 36. What is 50% of the same number?
60% of a number is 36.
What is 50% of the same number "30"
The writing marked with (") is the answer
Hope this helps :)
19. 843 is 84,3% of what number?
843 adalah 84,3% dari 100Sekedar melengkapi:
843 = 84,3% x N
N = 843 : 84,3%
N = (843 x 100)/84,3
N = 84300/84,3
N = 1000
20. what number is sina thingking of
itu di artikan atau apa?. kalau diartikan jawabannya adalah apa yang dipikirkan oleh sina.
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