One fourth of a number is 8 more than one sixth of
the number. Find the number.

1. 86

2. 74

3. 96

4. 102

5. none of these

3

2.

Number of products manufactured in a factory in a
day are 3500 and probability that some pieces are defected is 0.55 then mean of binomial probability distribution is

1. 1925

2. 6364

3. 63.64

4. 3500

5. None of the
above

1

3.

A ball is tossed in the air in such a way that
the path of the ball is modeled by the equation y = -x^{2} + 6x, where y represents the height of the ball in feet and x is the time in seconds. At what time, x, is the
ball at its highest point?

1. 6

2. 2

3. 3

4. 4

5. none of these

3

4.

The following are scores made on a math test. 80,
90, 90, 85, 60, 70, 75, 85, 90, 60, 80 What is the mode of these scores?

1. 90

2. 80

3. 60

4. 70

5. none of these

1

5.

A batsman makes a score of 70 runs in the 15th
inning and thus increases average by 2 runs. Find the average after 15th inning ?