Question 1

If y varies directly with x, and y = 10 when x = 5, what is the value of y when x = 20?

Accepted Answer

40

Answer

20

Answer

80

Answer

60

Question 2

If y varies directly with x, and y = 15 when x = 3, what is the value of y when x = 10?

Accepted Answer

50

Answer

20

Answer

60

Answer

30

Question 3

If y varies directly with x, and y = 25 when x = 5, what is the value of y when x = 10?

Accepted Answer

50

Answer

25

Answer

100

Answer

75

Question 4

If y varies directly with x, and y = 12 when x = 4, what is the value of y when x = 8?

Accepted Answer

24

Answer

16

Answer

28

Answer

20

Question 5

If y varies directly with x, and y = 21 when x = 7, what is the value of y when x = 14?

Accepted Answer

42

Answer

63

Answer

28

Answer

56

Question 6

If y varies directly with x, and y = 9 when x = 6, what is the value of y when x = 3?

Accepted Answer

4.5

Answer

3

Answer

12

Answer

6

Question 7

If y varies directly with x, and y = 30 when x = 15, what is the value of y when x = 25?

Accepted Answer

50

Answer

75

Answer

40

Answer

60

Question 8

If y varies directly with x, and y = 20 when x = 5, what is the value of y when x = 8?

Accepted Answer

32

Answer

16

Answer

28

Answer

24

Question 9

If y varies directly with x, and y = 36 when x = 9, what is the value of y when x = 12?

Accepted Answer

48

Answer

32

Answer

40

Answer

24

Question 10

If y varies directly with x, and y = 28 when x = 7, what is the value of y when x = 56?

Accepted Answer

224

Answer

168

Answer

112

Answer

56