Ian H.

What is the proof for the addition or elimination method

Tanya bought three adult tickets and one children's ticket to a movie for $21.70. Lee bought four adult tickets and four children's ticket for 39.60. Find the cost of one adult ticket and the... more

Computer chips are etched on circular silicon 44. wafers of thickness 0.300 mm that are sliced from a solid cylindrical silicon crystal of length 25 cm. If each wafer canhold 400 chips, what is the... more

To convert from ft2 to yd2, you should (a) multiply by 3.(b) multiply by 1/3.(c) multiply by 9.(d) multiply by 1/9.(e) multiply by 6.(f) multiply by 1/6.

Write an expression for the area of the shaded outer region in factored form. (4 marks) Please answer in full detailInner region variables:2y length. y heightOuter shaded variables: X, X, X,... more

If the volume of an olympic swimming pool is 2,500 m3 and the volume of a ping pong ball is 3.351×10-5 m3, how many ping pong balls would it take to fill the pool?You go on Amazon and find a pack... more

-6 is greater than or equal to -22

Bacteria are a type of biological cell. A certain bacterium doubles every hour. The initial population of a culture is 130 cells.a. Find a formula for the bacteria population after 𝑛 hours. b.... more

A pebble is thrown into the air from ground level with an initial velocity of 20 feet per second . The height of the pebble h any given time can be described by the equation h = - 16t ^ 2 +... more

Put the equation y=x^2+6x+5 into the form y=(x−h)^2+k:Answer: y =   

In 1992, the moose population in a park was measured to be 4880. By 1999, the population was measured again to be 5650. If the population continues to change linearly:Find a formula for the moose... more

There is a big circle with the diameter of 8 and a small circle with a diameter of 4What is the ratio of the area of the smaller circle to the larger circle?It has to be written as two whole... more