In a lab, a substance was heated by 16°C over a period of 4 hours at a constant rate. What was the change in temperature each hour?

The width of a tool used for semiconductor manufacturing is assumed to be normally distributed with a mean of 0.5 micron and a standard deviation of 0.05 micron. What is the probability that a randomly selected tool will have a width between 0.

A student ID number is a letter of the alphabet followed by 2 digits. How many different IDs are possible if the digits can be repeated?

Write the equation of the line that passes through (0,2) and (-3,-4) in slope intercept form.

Factorise 6pq - 2q + 8aq conpletely

2+2+3+4+4+5+5+8+9+5800=? divided by 6 times 34 bb

Suppose you and some friends are going to the movies. The amount of money you spend for tickets varies directly with the number of people buying tickets. If you spend $48 for six tickets, what is the constant of variation?

DO, K = (2, 4) (8, 16) The dilation is an expansion. True or False?

Whats 2r + 1 if r = 3

Do you want an overestimate or an underestimate when you estimate the total cost of items you want to buy? Explain

a video game store hads a budget of $825 and would like to purchase new video games if each video game cost $41 estimate the total number of video games the store can purchase with its budget explain your thinking