A total of 638 tickets were sold for the school play. They were either adult tickets or student tickets. There were 62 fewer student tickets sold than adult tickets. How many adult tickets were sold?

What is the solution to the following system 4x+3y-z=-6

A figure has a length of 10 cm, a width of 7 cm, and a height of 3 cm. What is its surface area?

2) What is 3,765.248 rounded to the nearest tenth?

if 2 political opinion surveys of about 3000 people each give results as 45% will vote No the other 50% will vote No，and there stated estimated errors are each ＋/－3%， can they be said to agree with each other? support your answer.

Determine the constant of variation for the direct variation given. R varies directly with S. When S is 16, R is 80. 1/5 5 16

In a school gym, the ratio of the number of boys to girls was 4:3. After 160 boys left the gym, the ratio become 4:5. How many girls were there in the gym

Explain how a hypothesis may become a theory.

Seven subtract three b plus four subtract five b

Solve the equation for x: 4-3/2x = 16 MIN

How can the associative property be used to mentally solve 48+82?