Question 1

An airplane travels

1,200

kilometers in

3

hours. Assuming the distance traveled is directly proportional to the time taken, how far will the airplane travel in

7

hours?

Accepted Answer

2,800

kilometers

Answer

2,800

kilometers

Answer

2,800

kilometers

Answer

2,800

kilometers

Question 2

If the weight of

1,200

identical books is

3

kg, what would be the weight of

7

such books?

Accepted Answer

<math>10</math> kg

Answer

<math>12</math> kg

Answer

<math>8</math> kg

Answer

<math>9</math> kg

Question 3

If

1,200

identical bags of rice weigh

3

kg, what is the weight of

7

such bags of rice?

Accepted Answer

<math>104</math> kg

Answer

<math>78</math> kg

Answer

<math>96</math> kg

Answer

<math>114</math> kg