Q and A for the topic: General

The average number of babies born at a hospital is 6 per hour. What is the probability that three babies are born during a particular 1 hour period?

4x + 8y = 5 2x + 4y = 10

A box contains 18 blue balls and 33 white balls. What is the ratio of the blue to white balls?

v Is the following statement a biconditional? If Shannon is watching a Tigers game, then it is on television.

The cost of unleaded gasoline in the Bay Area once followed an unknown distribution with a mean of $4.59 and a standard deviation of $0.10. Sixteen gas stations from the Bay Area are randomly chosen. We are interested in the average cost of gasoline for the 16 gas stations. 84. Find the probability that the average price for 30 gas stations is less than $4.55. a 0.6554 b 0.3446 c 0.0142 d 0.9858 e 0

(24, -7) is on the terminal arm of an angle in standard position. Determine the exact values of the primary trigonometric functions.

Let r: x - y 5 = 0. Determine a general equation of the line s parallel to the line r, which forms an isosceles triangle with area 8 with the line x = 5 and the Ox axis.

Emma is on a 50 m high bridge and sees two boats anchored below. From her position, boat A has a bearing of 230° and boat B has a bearing of 120°. Emma estimates the angles of depression to be about 38° for boat A and 35° for boat B. How far apart are the boats to the nearest meter?

Prove that it is not possible to arrange the integers 1 to 240 in a table with 15 rows and 16 columns in such a way that the sum of the numbers in each of the columns is the same.

What is 28 marks out of 56 as a percentage

find x in the equation 2x-4=6

12(3+7)-5

15/5+7-5

solve for x 50x+ 120 (176-x)= 17340

Determine the general equation of the straight line that passes through the point P (2;-3) and is parallel to the straight line with the equation 5x – 2y 1 = 0:

The equation of the straight line that passes through the coordinate point (2,5) and is parallel to the straight line with equation x 2y 9 = 0 is

A test has 5 multiple choice questions. Each question has 4 alternatives, only one of which is correct. A student who did not study for the test randomly chooses one alternative for each question.(a) What is the probability of him getting a zero on the test?(b) What is the probability of him getting a three or more? The maximum mark for the test is 5, with each question worth one point.

∫ √9x + 1 dx

There were no defectives in a sample of 1 light bulb does this sample provide sufficient evidence that in the warehouse with millions of light bulbs fewer than 10% are defective?

Substitute a=2 and b=-3 and c=-4 to evaluate 2ac/(-2b^2-a)