11+ Spatial Reasoning Quick Practice Tests Age 10-11 for the CEM tests (Letts 11+ Success)

11+ Spatial Reasoning Quick Practice Tests Age 10-11 for the CEM tests (Letts 11+ Success)

Matematika
[tex]quiz \: easy [/tex]
DIKETAHUI :
a : 80 × 2! + y
b : 6 × 2 + 100 × √x
c : 70 + 2 × 10 + z
x : √25 × √100 + √2500
y : 7 × 4!! + 10
z : √100 + √25

DITANYA :
a + b - c

[tex]selamat \: mengerjakan \: soal \: dengan \: menggunakan \: langkah \: langkah \: nya[/tex]
[tex]terima \: kasih[/tex]​


[tex]quiz \: easy [/tex]
DIKETAHUI :
a : 80 × 2! + y
b : 6 × 2 + 100 × √x
c : 70 + 2 × 10 + z
x : √25 × √100 + √2500
y : 7 × 4!! + 10
z : √100 + √25

DITANYA :
a + b - c

[tex]selamat \: mengerjakan \: soal \: dengan \: menggunakan \: langkah \: langkah \: nya[/tex]
[tex]terima \: kasih[/tex]​

Diketahui :

Nilai x :

  • √25 × √100 + √2.500
  • 5 × 10 + 50
  • 50 + 50
  • 100

NILAI y :

  • 7 × 4!! + 10
  • 7 × ( 4 × 2 ) + 10
  • 7 × 8 + 10
  • 56 + 10
  • 66

NILAI z :

  • √100 + √25
  • 10 + 5
  • 15

Nilai A :

  • 80 × 2! + y
  • 80 × ( 2 × 1 ) + 66
  • 80 × 2 + 66
  • 160 + 66
  • 226

Nilai B :

  • 6 × 2 + 100 × √x
  • 6 × 2 + 100 × √100
  • 6 × 2 + 100 × 10
  • 12 + 1.000
  • 1.012

Nilai C :

  • 70 + 2 × 10 + z
  • 70 + 2 × 10 + 15
  • 70 + 20 + 15
  • 90 + 15
  • 105

DITANYA :

a + b - c ?

JAWAB :

  • a + b - c
  • 226 + 1.012 - 195
  • 1.238 - 105
  • 1.133

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Penjelasan dengan langkah-langkah:

x = √25 × √100 + √2500

x = 5 × 10 + 50

x = 50 + 50

x = 100

y = 7 × 4!! + 10

y = 7 × (4 × 2) + 10

y = 7 × 8 + 10

y = 66

z = √100 + √25

z = √10² + √5²

z = 10 + 5

z = 15

a = 80 × 2! + y

a = 80 × 2 + 66

a = 226

b = 6 × 2 + 100 × √x

b = 6 × 2 + 100 × √100

b = 12 + 100 × 10

b = 12 + 1.000

b = 1.012

c = 70 + 2 × 10 + z

c = 70 + 2 × 10 + 15

c = 70 + 20 + 15

c = 105

a + b - c

= 226 + 1.012 - 105

= 1.238 - 105

= 1.133

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