What is the estimate of 90

The mathematics faculty at a college consists of 1111 professors, 1212 associate professors, 77 assistant professors, and 44 instructors. if one faculty member is randomly selected, find the probability of choosing a professor or an instructor.

The owner of a bike shop sells tricycles (3 wheels) and bicycles (2 wheels), keeping inventory by counting seats and wheels. One day she counts 40 seats and 95 wheels. How many of each type of cycle are there?

The next model of a sport car will cost 6.9% more than the current model. The current model cost $36,000. How much will the price increase in dollars? What will be the price of the next model?

There are 32 students in Mrs. Nyer's class. This is 8% of the students in the school. How many students are in the school?

What is the square root of (4x5y2) / 9x3, assuming all variables are positive

What is 36 as a fraction of 60 in its simplest form?

Howmch faster does a rabbit heart beat faster then a dogs heartbeat

Absolute value functions

There are a total of 64 students in a drama club and a yearbook club. The drama club has 14 more students than the yearbook club. a. Write a system of linear equations that represents this situation.

What is the value of the number 6 in 45,769,331?