Numbers Flashcards

1
Q

196

A

(14^2)

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2
Q

1/8

A

12.5%

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3
Q

225

A

(15^2)

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4
Q

sqrt(3)

A

1.7

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5
Q

87.5%

A

7/8

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6
Q

169

A

13^2

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7
Q

83.3%

A

5/6

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8
Q

1/7

A

14.3%

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9
Q

16^2

A

256

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10
Q

16.67%

A

1/6

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11
Q

121

A

11^2

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12
Q

15^2

A

225

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13
Q

37.5%

A

3/8

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14
Q

sqrt(2)

A

1.4

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15
Q

4^3

A

64

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16
Q

7/8

17
Q

62.5%

18
Q

1/6

19
Q

3^3

20
Q

5/6

21
Q

3-4-5

A

Special triangle

22
Q

x: x: sqrt(2)x

23
Q

x: sqrt(3)x: 2x

24
Q

6-8-10

A

Special triangle

25
5-12-13
Special triangle
26
8-15-17
Special triangle
27
12-16-20
Special triangle
28
9-12-15
Special triangle
29
Volume of a cylinder
Pi * r^2 * h
30
Divisible by 3?
Sum of integer's digits is divisible by 3
31
multiple of 5
ends in 0 or 5
32
a is a factor of r
r = an r > a r is divisible by a
33
r is a multiple of a
r > a r = an r is divisible by a
34
2k + 1
odd number
35
odd & even question where division is involved
turn expression into one with multiplication instead o x o = o e x o = e e x e = e (if any even number product will be even)