MATH

Question 1

What is 472,500,000 expressed in proper scientific notation?

4. 725x10-8
5. 725x10-9
6. 725x108
7. 725x109

Answer 1

4.725x108

Question 2

1/3 in decimal and percent form

Answer 2

.333333333333 forevers

33.3%

Question 3

1/5 in decimal and percent form

Answer 3

.2

20%

Question 4

1/8 in decimal and percent form

Answer 4

0. 125

12. 5%

Question 5

1/20 in decimal and percent form

Answer 5

0.05

5%

Question 6

1/25 in decimal and percent form

Answer 6

0.04

4%

Question 7

1/10 in decimal and percent form

Answer 7

0.1

10%

Question 8

7+4

Answer 8

11

Question 9

7+5

Answer 9

12

Question 10

7+6

Answer 10

13

Question 11

8+3

Answer 11

11

Question 12

8+4

Answer 12

12

Question 13

8+5

Answer 13

13

Question 14

8+6

Answer 14

14

Question 15

Percent = (is /of) x100

Answer 15

Percent = (part /whole) x100

Question 16

KELVINS TO CELSIUS

Answer 16

K= °C+273

and °C=K–273

Question 17

°F TO °C

Answer 17

°F = (9/5)(°C) +32 AND °C = (9/5)(°F) - 32

Question 18

32 °F = ?? °C

Answer 18

32 °F = 0°C

Question 19

1 inch = __ cm

Answer 19

1 in = 2.54 cm

Question 20

1 yard = ___ feet

Answer 20

1 yrd = 3 ft

Question 21

1 mile = ___ feet

Answer 21

1 mi = 5280 ft

Question 22

1 mile = ___ Kilometers

Answer 22

1 mi = 1.6 Km

Question 23

1 Kg = __ pounds

Answer 23

1 Kg = 2.2 pounds

Question 24

1 pound = ___ ounces

Answer 24

1 pound = 16 Oz

Question 25

1 gallon = __ quarts

Answer 25

1 gallon = 4 Qts

Question 26

1 qt = 2 pints = __ fl. ounces

Answer 26

1 qt = 2 pints = 32 fl. ounces

Question 27

1 pint = __ cups

Answer 27

1 pint = 2 cups

Question 28

KILO

Answer 28

10^3 = 1000

Question 29

CENTI

Answer 29

10^-2 = 0.01

Question 30

MILLI

Answer 30

10^-3 = 0.001

Question 31

MICRO

Answer 31

10^-6 = 0.000001

Question 32

NANO

Answer 32

10^-9 = 0.000000001

Question 33

How much water and how much of a 40% apple juice concentrate must be mixed to make 200ml of 10% apple juice?

Answer 33

M1V1 = M2V2 or C1V1 = C2V2

Question 34

3,4,5 right triangle and

Answer 34

5,12,13 right triangle

Question 35

log (0.01) = log (10^-2) = ?
  log (0.1) = log (10^-1) = ?
     log (1) = log (10^0) = ?
    log(10) = log (10^1) = ?
  log(100)= log(10^2)  =  ?

Answer 35

log (0.01) = log (10^-2) = -2
   log (0.1) = log (10^-1)  = -1
      log (1) = log (10^0)  = 0
     log(10) = log (10^1)   = 1
     log(100)= log(10^2)  = 2