equation of a line in space

Find the number of airplanes that should be in blank space of the sequence shown. => 2 or 1 or 3 or 4..

When two dice are rolled, the sample space consists of how many events? => 6 or 6 2 or 2 6 or 2 × 6..

A coin and a die are rolled. The sample space(S) of getting a Head(H) on the coin and an even number on the die is: => S = { (H, 2) (H, 4) (H, 6) (T, 2) (T, 4) (T, 6) } or S = { (H, 2) (H, 4) (H, 6) } or S = { (H, 1) (H, 2) (H, 3) (H, 4) (H, 5) (H, 6) (T, 1) (T, 2) (T, 3) (T, 4) (T, 5) (H..

The circle graph shows the total number of space vehicles that were sent into the space during 4 decades. How many more vehicles were sent during 1980 - 89 than during 1950 - 59? => 1077 or 1056 or 1035 or 21..

The circle graph shows the total number of space vehicles sent into the space during 4 decades. How many more vehicles were sent during 1970-79 than that during 1960-69? => 1000 or 106 or 1141 or 308..

Estimate the area of the space occupied by fruits, if the area of each square is 1 cm 2 . => about 126 cm 2 or about 124 cm 2 or about 122 cm 2 or about 128 cm 2..

Using the sample space in the table, find the probability of getting a sum of 7 when two dice are rolled. => 2 9 or 5 18 or 1 6 or None of the above..

Which of the dotted lines is a line of symmetry? => the dotted line in Figure 3 or the dotted line in Figure 1 or the dotted line in Figure 2 or the dotted line in Figure 4..

Why is the graph misleading? => Broken scale or Uneven values on vertical axis. or Unequal spacing of lines or None of the above..

Mr. Ethan was designing a floor plan of a swimming pool, which is supposed to have 81 square feet of space. What should be the dimensions of the pool, if he wants it to be a square? => 11 or 9 or 15 or 13..